'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
e='id' value='10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'/><select name='h' onchange='this.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>refs</a><a class='active' href='/guix/log/gnu/services/herd.scm'>log</a><a href='/guix/tree/gnu/services/herd.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>tree</a><a href='/guix/commit/gnu/services/herd.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>commit</a><a href='/guix/diff/gnu/services/herd.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/services/herd.scm'>
<input type='hidden' name='id' value='10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'/><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=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>root</a>/<a href='/guix/log/gnu?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>gnu</a>/<a href='/guix/log/gnu/services?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>services</a>/<a href='/guix/log/gnu/services/herd.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89'>herd.scm</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/gnu/services/herd.scm?id=10e51d6dde2293ed5f5bf95d505c0b89c5db8f89&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-05-28 23:23:36 +0200'>2022-05-28</span></td><td><a href='/guix/commit/gnu/services/herd.scm?id=b04ae71defe0bd2a5fbd2df07d55cfe3eb40cba9'>services: herd: Add 'wait-for-service'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/herd.scm (wait-for-service): New procedure.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-10 00:17:40 +0200'>2022-04-10</span></td><td><a href='/guix/commit/gnu/services/herd.scm?id=a2c759c8304c461d096ab763568e7f71546ff4e8'>services: herd: Report whether a service is transient.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/herd.scm (&lt;live-service&gt;)[transient?]: New field.
(current-services): Check the value of 'transient?'.  Call
'resolve-transients'.
(resolve-transients): New procedure.
</span></span></td><td>Ludovic Courtès</td></tr>