fix(git): trigger deployments when watch_paths is empty

app/Http/Controllers/Webhook/Gitlab.php

@@ -122,7 +122,7 @@ class Gitlab extends Controller
                 if ($x_gitlab_event === 'push') {
                     if ($application->isDeployable()) {
                         $is_watch_path_triggered = $application->isWatchPathsTriggered($changed_files);
-                        if ($is_watch_path_triggered || is_null($application->watch_paths)) {
+                        if ($is_watch_path_triggered || blank($application->watch_paths)) {
                             $deployment_uuid = new Cuid2;
                             $result = queue_application_deployment(
                                 application: $application,