fix create_tracing_app_config error (#19884)

api/core/ops/ops_trace_manager.py

         :return:
         """
         # auth check
-        if tracing_provider not in provider_config_map and tracing_provider is not None:
+        try:
+            provider_config_map[tracing_provider]
+        except KeyError:
             raise ValueError(f"Invalid tracing provider: {tracing_provider}")
 
         app_config: Optional[App] = db.session.query(App).filter(App.id == app_id).first()

api/services/ops_service.py

         :param tracing_config: tracing config
         :return:
         """
-        if tracing_provider not in provider_config_map and tracing_provider:
+        try:
+            provider_config_map[tracing_provider]
+        except KeyError:
             return {"error": f"Invalid tracing provider: {tracing_provider}"}
 
         config_class, other_keys = (
         :param tracing_config: tracing config
         :return:
         """
-        if tracing_provider not in provider_config_map:
+        try:
+            provider_config_map[tracing_provider]
+        except KeyError:
             raise ValueError(f"Invalid tracing provider: {tracing_provider}")
 
         # check if trace config already exists