Builds: Wait 2h before assuming CI failed

cachers.php

@@ -324,10 +324,10 @@ function cache_build(int $pr) : void
 	              isset($info_release_linux->message) ||
 	              isset($info_release_mac->message);
 
-	$is_broken = $is_missing && time() - strtotime($merge_datetime) >= 5400;
+	$is_broken = $is_missing && time() - strtotime($merge_datetime) >= (3600 * 2);
 
 	// Error message found: Build doesn't exist in one of the repos
-	// Do not ignore if the build was merged over an hour and half ago, to cache as broken
+	// Do not ignore if the build was merged over two hours ago, to cache as broken
 	// TODO: Ignore macOS if date is prior to the first macOS build
 	if ($is_missing && !$is_broken)
 	{