Revert "Merge pull request 'KAN-11 Move remaining project metadata ownership to templates' (#94) from koda/kan-11-restliche-projekt-konfiguration-auf-templates-umstellen into epic/kan-3"

This reverts commit d39d21d303, reversing
changes made to a8952d7867.

app/Models/NotificationAction.php

@@ -4,7 +4,6 @@ namespace App\Models;
 
 use App\Enums\NotificationChannel;
 use App\Enums\NotificationEventType;
-use App\Models\Concerns\SyncsProjectTemplateOwnership;
 use Database\Factories\NotificationActionFactory;
 use Illuminate\Database\Eloquent\Attributes\Fillable;
 use Illuminate\Database\Eloquent\Attributes\Hidden;
@@ -24,14 +23,12 @@ use Illuminate\Database\Eloquent\Relations\HasMany;
     'message_template',
     'name',
     'project_id',
-    'project_template_id',
 ])]
 #[Hidden(['delivery_url'])]
 class NotificationAction extends Model
 {
     /** @use HasFactory<NotificationActionFactory> */
     use HasFactory;
-    use SyncsProjectTemplateOwnership;
 
     /**
      * @return array<string, string>
@@ -48,13 +45,6 @@ class NotificationAction extends Model
         ];
     }
 
-    protected static function booted(): void
-    {
-        static::saving(function (self $notificationAction): void {
-            $notificationAction->syncProjectTemplateOwnership();
-        });
-    }
-
     public function scopeEnabled(Builder $query): Builder
     {
         return $query->where('enabled', true);