feat(nextcloud)!: Update to notifications 30

Signed-off-by: provokateurin <kate@provokateurin.de>

Author: provokateurin

external/nextcloud-notifications

@@ -55,7 +55,7 @@ For an example checkout the [example](https://github.com/nextcloud/neon/blob/mai
 | [News app](https://github.com/nextcloud/news)                                      | 25                     |
 | [NextPush app](https://codeberg.org/NextPush/uppush)                               | 1.4 - 1.5              |
 | [Notes app](https://github.com/nextcloud/notes)                                    | 4.8 - 4.10             |
-| [Notifications app](https://github.com/nextcloud/notifications)                    | 28 - 29                |
+| [Notifications app](https://github.com/nextcloud/notifications)                    | 28 - 30                |
 | [Tables app](https://github.com/nextcloud/tables)                                  | 0.6 - 0.8              |
 | [Talk app](https://github.com/nextcloud/spreed)                                    | 18 - 19                |
 | [User account deletion app](https://framagit.org/framasoft/nextcloud/drop_account) | 2.4 - 2.6              |