fix: #9165 Command wait -n is redundant (#9176)

Co-authored-by: Karl Weinmeister <[email protected]>
Co-authored-by: Leah E. Cole <[email protected]>

Author: 3 people

run/filesystem/run.sh

@@ -29,7 +29,4 @@ echo "Mounting completed."
 # to be equal to the cores available.
 # Timeout is set to 0 to disable the timeouts of the workers to allow Cloud Run to handle instance scaling.
 exec gunicorn --bind :$PORT --workers 1 --threads 8 --timeout 0 main:app
-
-# Exit immediately when one of the background processes terminate.
-wait -n
 # [END cloudrun_fs_script]