Update nginx Docker tag to v1.25

This MR contains the following updates:

Package	Update	Change
nginx	minor	1.19 -> 1.25

---

Configuration

Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

Automerge: Disabled by config. Please merge this manually once you are satisfied.

Rebasing: Whenever MR becomes conflicted, or you tick the rebase/retry checkbox.

Ignore: Close this MR and you won't be reminded about this update again.

---

• If you want to rebase/retry this MR, check this box

---

This MR has been generated by Renovate Bot.

verwaltung/docker_jameica/templates/docker-compose.yml

@@ -36,7 +36,7 @@ services:
 
 
   nginx:
-    image: nginx:1.19
+    image: nginx:1.24
     restart: always
     depends_on:
       - vnc