Logging: Write versions from both app and extension

Signed-off-by: Roopesh Chander <roop@roopc.net>

WireGuard/WireGuard/UI/iOS/AppDelegate.swift

@@ -22,6 +22,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         }
 
         wg_log(.info, message: "Launching app")
+        wg_log_versions_to_file()
 
         let window = UIWindow(frame: UIScreen.main.bounds)
         window.backgroundColor = UIColor.white