Revert "Update .gitlab-ci.yml"

This reverts commit 946169df1490bd4090a91658b726e389a0f096cd

app/app.py

 import sys 
-sys.path.append("/home/jovyan")
+sys.path.append("/home/jovyan/")
 
 import argparse
 import logging
@@ -26,7 +26,7 @@ else:
 # define Dash app
 app = Dash(
     name=__name__, 
-    requests_pathname_prefix="/dash/"
+    requests_pathname_prefix="/Dash/"
 )
 
 # define layout