Fix after rebase.

Author: vchigrin

src/displayapp/screens/FindMyPhone.h

@@ -68,6 +68,10 @@ namespace Pinetime {
       static Screens::Screen* Create(AppControllers& controllers) {
         return new Screens::FindMyPhone(controllers.systemTask->nimble().immediateAlertClient());
       };
+
+      static bool IsAvailable(Pinetime::Controllers::FS& /*filesystem*/) {
+        return true;
+      };
     };
   }
 }