'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='89da127035737bdf922bc566970c5506c2e01b00'/><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>
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<div class='path'>path: <a href='/guix/log/?id=89da127035737bdf922bc566970c5506c2e01b00'>root</a>/<a href='/guix/log/gnu?id=89da127035737bdf922bc566970c5506c2e01b00'>gnu</a>/<a href='/guix/log/gnu/packages?id=89da127035737bdf922bc566970c5506c2e01b00'>packages</a>/<a href='/guix/log/gnu/packages/jrnl.scm?id=89da127035737bdf922bc566970c5506c2e01b00'>jrnl.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/packages/jrnl.scm?id=89da127035737bdf922bc566970c5506c2e01b00&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-11-03 06:38:55 +0100'>2019-11-03</span></td><td><a href='/guix/commit/gnu/packages/jrnl.scm?id=3d871095f2aec355bc4ebea63e75f76dbc79a9be'>gnu: jrnl: Don't use unstable tarball.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/jrnl.scm (jrnl)[source]: Use GIT-FETCH and
GIT-FILE-NAME.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-01-15 14:46:44 +0100'>2019-01-15</span></td><td><a href='/guix/commit/gnu/packages/jrnl.scm?id=44d10b1f722856ab8e9b942804aa7ef33e2ef739'>gnu: Separate Python core packages from the rest.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python.scm: Move hundreds of package definitions from here...
* gnu/packages/python-xyz.scm: ...to this new module.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* gnu/packages/ada.scm,
gnu/packages/admin.scm,
gnu/packages/android.scm,
gnu/packages/audio.scm,
gnu/packages/backup.scm,
gnu/packages/benchmark.scm,
gnu/packages/bioinformatics.scm,
gnu/packages/bittorrent.scm,
gnu/packages/calendar.scm,
gnu/packages/check.scm,
gnu/packages/chemistry.scm,
gnu/packages/cluster.scm,
gnu/packages/compression.scm,
gnu/packages/connman.scm,
gnu/packages/crypto.scm,
gnu/packages/cups.scm,
gnu/packages/databases.scm,
gnu/packages/dav.scm,
gnu/packages/direct-connect.scm,
gnu/packages/disk.scm,
gnu/packages/django.scm,
gnu/packages/dlang.scm,
gnu/packages/docker.scm,
gnu/packages/ebook.scm,
gnu/packages/elf.scm,
gnu/packages/emacs.scm,
gnu/packages/emulators.scm,
gnu/packages/engineering.scm,
gnu/packages/enlightenment.scm,
gnu/packages/finance.scm,
gnu/packages/fltk.scm,
gnu/packages/fontutils.scm,
gnu/packages/freedesktop.scm,
gnu/packages/game-development.scm,
gnu/packages/games.scm,
gnu/packages/geo.scm,
gnu/packages/gl.scm,
gnu/packages/glib.scm,
gnu/packages/gnome.scm,
gnu/packages/gnupg.scm,
gnu/packages/gnuzilla.scm,
gnu/packages/graph.scm,
gnu/packages/graphics.scm,
gnu/packages/graphviz.scm,
gnu/packages/gtk.scm,
gnu/packages/ham-radio.scm,
gnu/packages/image-processing.scm,
gnu/packages/image-viewers.scm,
gnu/packages/image.scm,
gnu/packages/irc.scm,
gnu/packages/jrnl.scm,
gnu/packages/julia.scm,
gnu/packages/kde-frameworks.scm,
gnu/packages/key-mon.scm,
gnu/packages/libffi.scm,
gnu/packages/libreoffice.scm,
gnu/packages/libusb.scm,
gnu/packages/lirc.scm,
gnu/packages/logging.scm,
gnu/packages/machine-learning.scm,
gnu/packages/mail.scm,
gnu/packages/mate.scm,
gnu/packages/maths.scm,
gnu/packages/medical.scm,
gnu/packages/messaging.scm,
gnu/packages/monitoring.scm,
gnu/packages/mp3.scm,
gnu/packages/mpd.scm,
gnu/packages/music.scm,
gnu/packages/networking.scm,
gnu/packages/nutrition.scm,
gnu/packages/openldap.scm,
gnu/packages/openstack.scm,
gnu/packages/package-management.scm,
gnu/packages/password-utils.scm,
gnu/packages/patchutils.scm,
gnu/packages/pdf.scm,
gnu/packages/photo.scm,
gnu/packages/polkit.scm,
gnu/packages/protobuf.scm,
gnu/packages/python-crypto.scm,
gnu/packages/python-web.scm,
gnu/packages/qt.scm,
gnu/packages/rdf.scm,
gnu/packages/ruby.scm,
gnu/packages/search.scm,
gnu/packages/selinux.scm,
gnu/packages/serialization.scm,
gnu/packages/shells.scm,
gnu/packages/simulation.scm,
gnu/packages/ssh.scm,
gnu/packages/statistics.scm,
gnu/packages/storage.scm,
gnu/packages/sync.scm,
gnu/packages/terminals.scm,
gnu/packages/textutils.scm,
gnu/packages/time.scm,
gnu/packages/tls.scm,
gnu/packages/tor.scm,
gnu/packages/tryton.scm,
gnu/packages/version-control.scm,
gnu/packages/video.scm,
gnu/packages/virtualization.scm,
gnu/packages/vpn.scm,
gnu/packages/web-browsers.scm,
gnu/packages/web.scm,
gnu/packages/wicd.scm,
gnu/packages/xdisorg.scm,
gnu/packages/xorg.scm: Update module references.
</span></span></td><td>Ricardo Wurmus</td></tr>