Fix body structure in create_or_update method

Author: Vemarthula-Microsoft

src/App/backend/plugins/chat_with_data_plugin.py

@@ -154,7 +154,7 @@ async def get_answers_from_calltranscripts(
                 project_index = project_client.indexes.create_or_update(
                     name=f"project-index-{config.AZURE_SEARCH_INDEX}",
                     version="1",
-                    body={
+                    index={
                         "connectionName": config.AZURE_SEARCH_CONNECTION_NAME,
                         "indexName": config.AZURE_SEARCH_INDEX,
                         "type": "AzureSearch",
@@ -241,4 +241,4 @@ def get_project_openai_client(self):
         openai_client = project.inference.get_azure_openai_client(
             api_version=config.AZURE_OPENAI_PREVIEW_API_VERSION
         )
-        return openai_client
+        return openai_client