Docbook 1.79.2 makes very few changes apart from changing the canonical URL
to cdn.docbook.org.  This patch adds support for the previous URL to avoid
breaking packages that still use that.

Adapted from Debian:
https://salsa.debian.org/debian/docbook-xsl/-/blob/master/debian/patches/0005-catalog.xml-Compatibility-with-1.79.1-or-earlier.patch

--- a/catalog.xml
+++ b/catalog.xml
@@ -5,4 +5,7 @@
   <rewriteSystem systemIdStartString="http://cdn.docbook.org/release/xsl/current/" rewritePrefix="./"/>
   <rewriteURI uriStartString="http://cdn.docbook.org/release/xsl/1.79.2/" rewritePrefix="./"/>
   <rewriteSystem systemIdStartString="http://cdn.docbook.org/release/xsl/1.79.2/" rewritePrefix="./"/>
+  <!-- Also support old URI of v1.79.1 or earlier -->
+  <rewriteURI uriStartString="http://docbook.sourceforge.net/release/xsl/current/" rewritePrefix="./"/>
+  <rewriteSystem systemIdStartString="http://docbook.sourceforge.net/release/xsl/current/" rewritePrefix="./"/>
 </catalog>
table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=88fea61aaed0498ab81928933a3b4293a7656549'>refs</a><a class='active' href='/guix/log/po/doc/guix-cookbook.fr.po'>log</a><a href='/guix/tree/po/doc/guix-cookbook.fr.po?id=88fea61aaed0498ab81928933a3b4293a7656549'>tree</a><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=88fea61aaed0498ab81928933a3b4293a7656549'>commit</a><a href='/guix/diff/po/doc/guix-cookbook.fr.po?id=88fea61aaed0498ab81928933a3b4293a7656549'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/po/doc/guix-cookbook.fr.po'>
<input type='hidden' name='id' value='88fea61aaed0498ab81928933a3b4293a7656549'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=88fea61aaed0498ab81928933a3b4293a7656549'>root</a>/<a href='/guix/log/po?id=88fea61aaed0498ab81928933a3b4293a7656549'>po</a>/<a href='/guix/log/po/doc?id=88fea61aaed0498ab81928933a3b4293a7656549'>doc</a>/<a href='/guix/log/po/doc/guix-cookbook.fr.po?id=88fea61aaed0498ab81928933a3b4293a7656549'>guix-cookbook.fr.po</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/po/doc/guix-cookbook.fr.po?id=88fea61aaed0498ab81928933a3b4293a7656549&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-12-01 08:39:57 +0100'>2023-12-01</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=efe1a9c9ac21c944287e6ec50b57a9f2c5db588e'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-10-31 23:01:37 +0100'>2023-10-31</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=938a47c86d7bea785f33f42834c5c1f3dfa594b0'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-09-30 19:34:32 +0200'>2023-09-30</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=8027ee43373638e0773fec3532c1a13d3da95b6a'>nls: Update translations.</a></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-08-31 21:36:03 +0200'>2023-08-31</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=57ab9536db20f98a36aeb25972137fbd752686cc'>nls: Update translations.</a></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-06-30 14:26:07 +0200'>2023-06-30</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=8af22b493199a17f46351c2f3d9f6ee759e48564'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-05-31 17:23:21 +0200'>2023-05-31</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=8e9e6a6482f3ba98d1cdcad344ee488e8751fee7'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Florian Pelz</td></tr>
<tr><td><span title='2023-03-07 21:14:57 +0100'>2023-03-07</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=d333958763b0840c4cd895601b079b68358a6a46'>nls: Update translations.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-12-04 22:25:23 +0100'>2022-12-04</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=2e75b328b6bbdadbffe5b643a4891b5026a0defd'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-11-04 10:56:38 +0100'>2022-11-04</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=a65ce9dd500460af4f97e7398fb35dd817f4c677'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-09-04 16:52:02 +0200'>2022-09-04</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=77e3042aef6d8e519d016555464e466399318b4f'>nls: Update translations.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-07-09 21:49:34 +0200'>2022-07-09</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=e0d47d8facafb6d6c04741bbf30eefbc68aaefb9'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-06-04 17:42:54 +0200'>2022-06-04</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=809c57c872a6dd48007d1abf6d7f3dd1482ec53a'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-05-01 18:07:34 +0200'>2022-05-01</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=6b4124cdcc203d47dc40158062afa1497d73d592'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-04-02 18:42:36 +0200'>2022-04-02</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=8a208df17fe81fbf34f5a86cc52bb0b8e33c7b96'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-02-04 18:29:00 +0100'>2022-02-04</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=8391a99d089322a39cbacb1e6dc2979d8b2ef7c9'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-01-09 11:35:59 +0100'>2022-01-09</span></td><td><a href='/guix/commit/po/doc/guix-cookbook.fr.po?id=934b0cdfee2078bad42429427e12d6ee2ddb7fec'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>