Add test for RHEL-74127

Regression/glob2regpat-returns-bad-result-on-s390x/main.fmf

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+summary: glob2regpat returns bad result on s390x
+description: According to upstream tests, the glob2regpat('**') function should return .*. However, on the s390x architecture, the function unexpectedly returns $, which does not align with the expected behavior from the test.
+contact: Frantisek Hrdina <fhrdina@redhat.com>
+component:
+  - vim
+test: ./test.sh
+framework: beakerlib
+recommend:
+  - vim
+duration: 5m
+enabled: true
+tag:
+  - Tier3
+tier: '3'
+link:
+  - verifies: https://issues.redhat.com/browse/RHEL-74127
+adjust:
+  - enabled: false
+    when: distro < rhel-7
+    continue: false

Regression/glob2regpat-returns-bad-result-on-s390x/test.sh

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+#!/bin/bash
+# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
+. /usr/share/beakerlib/beakerlib.sh || exit 1
+
+rlJournalStart
+    rlPhaseStartSetup
+        rlAssertRpm vim-enhanced
+        rlRun "tmp=\$(mktemp -d)" 0 "Create tmp directory"
+        rlRun "pushd $tmp"
+    rlPhaseEnd
+
+    rlPhaseStartTest
+        rlRun "vim -E -s -c \"redir! > /dev/stdout\" -c \"silent! echo glob2regpat('**')\" -c \"redir END\" -c \"qa\" &> vim.log" 0 "Run glob2regpat"
+        rlAssertGrep ".*" vim.log
+    rlPhaseEnd
+
+    rlPhaseStartCleanup
+        rlRun "popd"
+        rlRun "rm -r $tmp" 0 "Remove tmp directory"
+    rlPhaseEnd
+rlJournalEnd