Add support for UserProperties to analytics and capture FTUE use case selection.

Additionally update taps to interactions following updates in the analytics event repo.

Riot/Modules/Analytics/Helpers/UserSessionPropertiesUseCase+Analytics.swift

@@ -0,0 +1,33 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+import AnalyticsEvents
+
+extension UserSessionProperties.UseCase {
+    var analyticsName: AnalyticsEvent.UserProperties.FtueUseCaseSelection {
+        switch self {
+        case .personalMessaging:
+            return .PersonalMessaging
+        case .workMessaging:
+            return .WorkMessaging
+        case .communityMessaging:
+            return .CommunityMessaging
+        case .skipped:
+            return .Skip
+        }
+    }
+}