uwsgi-python: fix deployment of darlehen

uwsgi-python/handlers/main.yml

@@ -119,3 +119,6 @@
 
 - name: restart uwsgi instance pgadmin4
   service: name="uwsgi@pgadmin4" state=restarted
+
+- name: restart uwsgi instance darlehen
+  service: name="uwsgi@darlehen" state=restarted

uwsgi-python/vars/darlehen.yml

@@ -11,10 +11,7 @@ app_lang: python
 # Python specifics
 app_python_version: 3
 app_venv: "/var/www/{{ app.app }}/venv/"
-app_program: "app.py"
-app_callable: app
-app_command: ""
-app_module: ''
+app_module: 'app:create_app()'
 
 app_mountpoint: /