android: fix persistent notification intent target

Signed-off-by: Elias Naur <mail@eliasnaur.com>

android/src/main/java/com/tailscale/ipn/IPNService.java

@@ -45,7 +45,7 @@ public class IPNService extends VpnService {
 	}
 
 	private PendingIntent configIntent() {
-		return PendingIntent.getActivity(this, 0, new Intent(this, GioActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
+		return PendingIntent.getActivity(this, 0, new Intent(this, IPNActivity.class), PendingIntent.FLAG_UPDATE_CURRENT);
 	}
 
 	protected VpnService.Builder newBuilder() {