runtests: remove warning message

Every time we first run runtests with -j and then again *without* -j,
this message was shown:

  "Warning: $runnerid: cleardir(log) failed"

Not anymore.

Closes #18404

diff --git a/tests/runtests.pl b/tests/runtests.pl
index fd623271025e1640fa3a3d0dab07afac22b0879a..4945e94cdabb643c0fdb1dbfdfa0a7d0c9fb0279 100755 (executable)
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -1921,7 +1921,7 @@ sub singletest {
         my $logdir = getrunnerlogdir($runnerid);
         # first, remove all lingering log & lock files
         if(!cleardir($logdir)) {
-            logmsg "Warning: $runnerid: cleardir($logdir) failed\n";
+            #logmsg "Warning: $runnerid: cleardir($logdir) failed\n";
         }
         if(!cleardir("$logdir/$LOCKDIR")) {
             logmsg "Warning: $runnerid: cleardir($logdir/$LOCKDIR) failed\n";