[SDK generation pipeline] multi input config change (#36843)

* multi input config change

* fix

swagger_to_sdk_config.json

@@ -1,7 +1,7 @@
 {
   "advancedOptions": {
     "createSdkPullRequests": true,
-    "generationCallMode": "one-for-all-configs",
+    "generationCallMode": "one-per-config",
     "breakingChangeTracking": true
   },
   "initOptions": {

tools/azure-sdk-tools/packaging_tools/sdk_generator.py

@@ -305,8 +305,8 @@ def main(generate_input, generate_output):
                 "======================================= Whant Can I do (end) =========================================================================",
             ]:
                 _LOGGER.error(hint_message)
-                if len(readme_and_tsp) == 1:
-                    raise e
+            if len(readme_and_tsp) == 1:
+                raise e
 
         # folder_name: "sdk/containerservice"; package_name: "azure-mgmt-containerservice"
         package_names = get_package_names(sdk_folder)