Move Mail-Archiver from Apps (SSO) to Apps

It isn't behind SSO, so it belongs with the other plain apps.

services.yaml

@@ -242,11 +242,6 @@
         href: https://kitchenowl.vogt.de.com
         description: KitchenOwl
 
-    - Mail-Archiver:
-        icon: mail-archiver.svg
-        href: https://mail-archiver.vogt.de.com
-        description: Mail-Archiver
-
     - Outline:
         icon: outline.svg
         href: https://outline.vogt.de.com
@@ -328,6 +323,11 @@
         href: http://192.168.30.141:8259
         description: TasmoBackup
 
+    - Mail-Archiver:
+        icon: mail-archiver.svg
+        href: https://mail-archiver.vogt.de.com
+        description: Mail-Archiver
+
 - Media Server:
     - Homepage:
         icon: homepage.png