test(federation): Add a test to change call notification settings in …

[nickvergessen]

…federated conversations

☑️ Resolves

• Fix Can not change call-notification level on federated conversations #15510

🛠️ API Checklist

• Main was fixed in feat(request-headers): Document request headers #15172 but the backport forgotten
• Patch necessary for 31 and 30:

diff --git a/lib/Controller/RoomController.php b/lib/Controller/RoomController.php
index e08a59772..f77527814 100644
--- a/lib/Controller/RoomController.php
+++ b/lib/Controller/RoomController.php
@@ -860,6 +860,7 @@ class RoomController extends AEnvironmentAwareOCSController {
         * 200: Call notification level updated successfully
         * 400: Updating call notification level is not possible
         */
+       #[FederationSupported]
        #[NoAdminRequired]
        #[RequireLoggedInParticipant]
        public function setNotificationCalls(int $level): DataResponse {

🏁 Checklist

• ⛑️ Tests (unit and/or integration) are included or not possible
• 📘 API documentation in docs/ has been updated or is not required
• 🔖 Capability is added or not needed

[nickvergessen]

/backport to stable31

[nickvergessen]

/backport to stable30

[nickvergessen]

Failure is expected and exactly the proof