Update app.py

app.py

@@ -494,7 +494,7 @@ def rag_workflow(query):
 def initialize():
     global docstore, codestore, chunks, llm
 
-    download_gitlab_project_by_version
+    download_gitlab_project_by_version()
     #download_gitlab_repo()
     #code_partial_paths = ['kadi_apy/lib/']
     #code_file_paths = []