Projucer: Replaced a use of String::formatted() that was causing issues in the Android exporter

extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_Android.h

@@ -1442,7 +1442,7 @@ private:
         if (arePushNotificationsEnabled())
         {
             defines.set ("JUCE_PUSH_NOTIFICATIONS", "1");
-            defines.set ("JUCE_PUSH_NOTIFICATIONS_ACTIVITY", String::formatted("\"%s\"", getJNIActivityClassName().toUTF8()));
+            defines.set ("JUCE_PUSH_NOTIFICATIONS_ACTIVITY", getJNIActivityClassName().quoted());
         }
 
         if (androidInAppBillingPermission.get())