Fix Event & EventType resource issues and apply formatting

- Fix EventType deletion error handling (constraint violations)
- Fix Event update error (package_id column missing)
- Fix Event Type dropdown options (JSON display issue)
- Fix EventPackagesRelationManager query error
- Add missing translations for deletion errors
- Apply Pint formatting

app/Http/Resources/Tenant/CreditLedgerResource.php

@@ -18,4 +18,4 @@ class CreditLedgerResource extends JsonResource
             'created_at' => $this->created_at->toISOString(),
         ];
     }
-}
+}