chore(deps): update nextcloud:31.0.6 docker digest to 588609d

Author: renovate-bot-cbcoutinho[bot]

docker-compose.yml

@@ -21,7 +21,7 @@ services:
     restart: always
 
   app:
-    image: nextcloud:31.0.6@sha256:0b133af69ef9fae8946205bfea06fb5cd5279f025c4d03d11f954db386b50bf9
+    image: nextcloud:31.0.6@sha256:588609d76b217cfd0feda653eea9894eeb12e612b327d2f1dcd38221ad242be0
     #user: www-data:www-data
     restart: always
     #post_start: