Example app version

• Display app version in xx-messenger example

Examples/xx-messenger/Sources/HomeFeature/HomeView.swift

+import AppCore
 import BackupFeature
 import ComposableArchitecture
 import ComposablePresentation
@@ -137,6 +138,12 @@ public struct HomeView: View {
           } header: {
             Text("Account")
           }
+
+          Section {
+            AppVersionText()
+          } header: {
+            Text("App version")
+          }
         }
         .navigationTitle("Home")
         .alert(