Bumping up time to 5:15 per bug 420166

tools/tinderbox-configs/monitoring/check_tinderbox_status.pl

@@ -24,7 +24,7 @@ $ua->timeout(10);
 
 getopts ("dt:", \%options);
 
-$grace = 14400; #4 hours
+$grace = 18540; #5:15 hours
 $current_time = time ();
 
 die "Pass in the file name as argument to -t\n"