[minflux] Use env not conf

ansible/roles/miniflux/tasks/main.yml

@@ -11,7 +11,7 @@
 - name: Miniflux config installed
   template:
     src: miniflux.conf.j2
-    dest: /usr/local/etc/miniflux.conf
+    dest: /usr/local/etc/miniflux.env
     owner: root
     mode: 0644
   notify: Miniflux restarted