s/just gunicorn/just run-gunicorn

justfile

@@ -125,7 +125,7 @@ run *ARGS: devenv
     $BIN/python manage.py runserver "$@"
 
 # run airlock with gunicorn, like in production
-gunicorn *args: devenv
+run-gunicorn *args: devenv
     $BIN/gunicorn --config gunicorn.conf.py airlock.wsgi {{ args }}
 
 # run Django's manage.py entrypoint