notifications: remove listener for call

This patch removes the listener for the call when handling
git messages, since in this case, the accounts will become
inactive when the extension stops, and the call will be ended."

Change-Id: Ib30e4b1c71252e2169a57a59a083fbc1e129d6cd
diff --git a/Ring/jamiNotificationExtension/NotificationService.swift b/Ring/jamiNotificationExtension/NotificationService.swift
index 3d1e57b..98f9ccb 100644
--- a/Ring/jamiNotificationExtension/NotificationService.swift
+++ b/Ring/jamiNotificationExtension/NotificationService.swift
@@ -141,7 +141,7 @@
                         handleCall(peerId, "\(hasVideo)")
                         return
                     case .gitMessage:
-                        self.handleGitMessage(handleCall: handleCall)
+                        self.handleGitMessage()
                     case .unknown:
                         break
                     }
@@ -159,7 +159,7 @@
         finish()
     }
 
-    private func handleGitMessage(handleCall: @escaping (String, String) -> Void) {
+    private func handleGitMessage() {
         /// check if account already acive
         guard !self.accountIsActive else { return }
         self.accountIsActive = true
@@ -183,8 +183,6 @@
                 self.verifyTasksStatus()
             case .fileTransferInProgress:
                 self.numberOfFiles += 1
-            case .call:
-                handleCall(eventData.jamiId, eventData.content)
             case .invitation:
                 self.syncCompleted = true
                 self.numberOfMessages += 1