fix path in uwsgi config

uwsgi-akplanning.ini

 [uwsgi]
 plugin = python3
 socket = 127.0.0.1:8080
-chdir = /srv/AKPlanning/AKPlanning
+chdir = /srv/AKPlanning
 wsgi-file = AKPlanning/wsgi.py
 touch-reload = %(wsgi-file)
 virtualenv = env/