Fix a deprecation warning with newer Perl that breaks some tests.

--- a/tp/Texinfo/Parser.pm
+++ b/tp/Texinfo/Parser.pm
@@ -5438,12 +5438,12 @@
     }
   } elsif ($command eq 'clickstyle') {
     # REMACRO
-    if ($line =~ /^\s+@([[:alnum:]][[:alnum:]\-]*)({})?\s*/) {
+    if ($line =~ /^\s+@([[:alnum:]][[:alnum:]\-]*)(\{})?\s*/) {
       $args = ['@'.$1];
       $self->{'clickstyle'} = $1
         unless(_ignore_global_commands($self));
       $remaining = $line;
-      $remaining =~ s/^\s+@([[:alnum:]][[:alnum:]\-]*)({})?\s*(\@(c|comment)((\@|\s+).*)?)?//;
+      $remaining =~ s/^\s+@([[:alnum:]][[:alnum:]\-]*)(\{})?\s*(\@(c|comment)((\@|\s+).*)?)?//;
       $has_comment = 1 if (defined($4));
     } else {
       $self->line_error (sprintf($self->__(
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<tr><td><span title='2023-12-25 19:58:21 +0200'>2023-12-25</span></td><td><a href='/guix/commit/gnu/installer.scm?id=3e41b252cfc81508bfcd0ac7103df212b35c3b91'>gnu: Adjust to removing ed.scm and nano.scm</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a follow-up to f6817e71dff7d0d9fdb55db8b85a1d3d04e2bf5a and
e11e65a9ad08e18ea2faac3c9f4639a7b189bf76.

* gnu/installer.scm, gnu/packages/algebra.scm, gnu/packages/base.scm,
gnu/packages/cook.scm, gnu/packages/lisp.scm,
gnu/packages/patchutils.scm, gnu/packages/version-control.scm,
gnu/packages/web-browsers.scm, gnu/system.scm: Adjust module imports.

Change-Id: I25e5519fa003c35a14b81c3dda37b24527858634
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-12-02 12:25:45 +0100'>2023-12-02</span></td><td><a href='/guix/commit/gnu/installer.scm?id=b0715d7cd2a74bc231751f8afc9dffb2047501ac'>gnu: Use ‘libc-utf8-locales-for-target’.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/packages.scm (%standard-patch-inputs): Use
‘libc-utf8-locales-for-target’ instead of ‘glibc-utf8-locales’.
* guix/self.scm (%packages): Likewise.
* gnu/home/services/ssh.scm (file-join): Likewise
* gnu/installer.scm (build-compiled-file): Likewise.
* gnu/packages/chromium.scm (ungoogled-chromium/wayland): Likewise.
* gnu/packages/gnome.scm (libgweather4, tracker): Likewise.
* gnu/packages/javascript.scm (js-mathjax): Likewise.
* gnu/packages/package-management.scm (guix, flatpak): Likewise.
* gnu/packages/raspberry-pi.scm (raspi-arm64-chainloader): Likewise.
* gnu/packages/suckless.scm (svkbd): Likewise.
* gnu/services.scm (cleanup-gexp): Likewise.
* gnu/services/base.scm (guix-publish-shepherd-service): Likewise.
* gnu/services/guix.scm (guix-build-coordinator-shepherd-services)
(guix-build-coordinator-agent-shepherd-services): Likewise.
* gnu/services/guix.scm (guix-build-coordinator-queue-builds-shepherd-services):
(guix-data-service-shepherd-services)
(nar-herder-shepherd-services)
(bffe-shepherd-services): Likewise.
* gnu/services/web.scm (anonip-shepherd-service)
(mumi-shepherd-services): Likewise.
* gnu/system/image.scm (system-disk-image, system-iso9660-image)
(system-docker-image, system-tarball-image): Likewise.
* gnu/system/install.scm (%installation-services): Likewise.
* guix/profiles.scm (info-dir-file): Likewise.
(ca-certificate-bundle, profile-derivation): Likewise.
* guix/scripts/pack.scm (store-database, set-utf8-locale): Likewise.
* tests/pack.scm: Likewise.
* tests/profiles.scm ("profile-derivation, cross-compilation"):
Likewise.

Co-authored-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
Co-authored-by: Christopher Baines &lt;mail@cbaines.net&gt;
Change-Id: I24239f427bcc930c29d2ba5d00dc615960a6c374
</span></span></td><td>Janneke Nieuwenhuizen</td></tr>