'ls.scm' monkey-patches (ice-9 getopt-long) to allow it to recognize '-1'
as a valid option.  Unfortunately, monkey patching no longer works with
Guile 3.0 due to inlining, so change the test to make do without '-1'.

diff --git a/tests/core-utils.org b/tests/core-utils.org
index d35ede8..22718e3 100644
--- a/tests/core-utils.org
+++ b/tests/core-utils.org
@@ -93,14 +93,11 @@
 * ls
 :script:
 #+begin_src sh
-  ls -1 tests/data/star
+  ls tests/data/star
 #+end_src
 :stdout:
 #+begin_example
-  0
-  1
-  2
-  3
+  0  1  2  3                                                                    
 #+end_example
 
 * test-file
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<div class='path'>path: <a href='/guix/commit/?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>root</a>/<a href='/guix/commit/gnu?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>gnu</a>/<a href='/guix/commit/gnu/packages?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>packages</a>/<a href='/guix/commit/gnu/packages/emacs-xyz.scm?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>emacs-xyz.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Leo Prikler &lt;leo.prikler@student.tugraz.at&gt;</td><td class='right'>2021-04-17 19:06:47 +0200</td></tr>
<tr><th>committer</th><td>Leo Prikler &lt;leo.prikler@student.tugraz.at&gt;</td><td class='right'>2021-05-01 15:56:43 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/emacs-xyz.scm?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991</a> (<a href='/guix/patch/gnu/packages/emacs-xyz.scm?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>patch</a>)</td></tr>
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<div class='commit-subject'>gnu: emacs-haskell-mode: Adjust to changes in emacs-build-system.</div><div class='commit-msg'>* gnu/packages/emacs-xyz.scm (emacs-haskell-mode)[#:phases]&lt;install&gt;: Install
to elpa-directory.
</div><div class='diffstat-header'><a href='/guix/diff/?id=0bb41f6db6a65c82ea4e8a9e3eff3024ccd2f991'>Diffstat</a> (limited to 'gnu/packages/emacs-xyz.scm')</div><table summary='diffstat' class='diffstat'>