Fix/dataset api key delete (#1255)

Co-authored-by: jyong <jyong@dify.ai>

api/controllers/console/datasets/datasets.py

         db.session.commit()
         return api_token, 200
 
+
+class DatasetApiDeleteApi(Resource):
+    resource_type = 'dataset'
     @setup_required
     @login_required
     @account_initialization_required
 api.add_resource(DatasetRelatedAppListApi, '/datasets/<uuid:dataset_id>/related-apps')
 api.add_resource(DatasetIndexingStatusApi, '/datasets/<uuid:dataset_id>/indexing-status')
 api.add_resource(DatasetApiKeyApi, '/datasets/api-keys')
+api.add_resource(DatasetApiDeleteApi, '/datasets/api-keys/<uuid:api_key_id>')
 api.add_resource(DatasetApiBaseUrlApi, '/datasets/api-base-info')