[glib/halfline/test-case-pipe-confusion: 7/8] ci: Check if /proc is mounted

[Ray Strode <halfline src gnome org>]

commit 15252cb6c05aad438a55e9942b00db51dde54975
Author: Ray Strode <rstrode redhat com>
Date:   Mon Oct 17 15:14:50 2022 -0400

    ci: Check if /proc is mounted
    
    It seems like /proc isn't mounted on freebsd (just a guess).
    
    This commit adds an ls to check.

 .gitlab-ci/show-execution-environment.sh | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/.gitlab-ci/show-execution-environment.sh b/.gitlab-ci/show-execution-environment.sh
index 5075f97300..98b0428cf6 100755
--- a/.gitlab-ci/show-execution-environment.sh
+++ b/.gitlab-ci/show-execution-environment.sh
@@ -2,6 +2,8 @@
 
 set -eux -o pipefail
 
+ls /proc || :
+
 id || :
 capsh --print || :
 env -0 | sort -z | perl -pe 's/\0/\n/g' || :