fix(api-steps): update response status field in document create, delete, and update handlers

steps/vmh/webhook/document_update_api_step.py

@@ -55,7 +55,7 @@ async def handler(request: ApiRequest, ctx: FlowContext[Any]) -> ApiResponse:
             })
 
         return ApiResponse(
-            status_code=200,
+            status=200,
             body={
                 'success': True,
                 'message': f'{len(entity_ids)} Document(s) zum Sync enqueued',
@@ -68,7 +68,7 @@ async def handler(request: ApiRequest, ctx: FlowContext[Any]) -> ApiResponse:
         ctx.logger.error(f"Payload: {request.body}")
         
         return ApiResponse(
-            status_code=500,
+            status=500,
             body={
                 'success': False,
                 'error': str(e)