rm type ignore (#25715)

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
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Co-authored-by: -LAN- <laipz8200@outlook.com>

api/services/app_dsl_service.py

@@ -7,7 +7,7 @@ from enum import StrEnum
 from urllib.parse import urlparse
 from uuid import uuid4
 
-import yaml  # type: ignore
+import yaml
 from Crypto.Cipher import AES
 from Crypto.Util.Padding import pad, unpad
 from packaging import version
@@ -563,7 +563,7 @@ class AppDslService:
         else:
             cls._append_model_config_export_data(export_data, app_model)
 
-        return yaml.dump(export_data, allow_unicode=True)  # type: ignore
+        return yaml.dump(export_data, allow_unicode=True)
 
     @classmethod
     def _append_workflow_export_data(