tests: raise ulimit virt-mem limit to avoid new failure

* tests/cp/link-heap: Raise limit from 16MB to ~20MB,
to avoid spurious failure on rawhide.

diff --git a/tests/cp/link-heap b/tests/cp/link-heap
index 2433217861b462cfd543b1affbc5b3f13e7304f1..d9379b52e9367f8df63368d2c6ff061b7a375662 100755 (executable)
--- a/tests/cp/link-heap
+++ b/tests/cp/link-heap
@@ -36,6 +36,6 @@ mkdir e || framework_failure
 mv $a $b e || framework_failure
 
 fail=0
-(ulimit -v 16000; cp -al e f) || fail=1
+(ulimit -v 20000; cp -al e f) || fail=1
 
 Exit $fail