Fix the URL for checking releases

The URL was definitely wrong and the new URL should be correct but still doesn't seem to work.

According to https://git.hush.is/api/swagger#/repository/repoListReleases it should be the correct URL.

src/controller.cpp

@@ -1566,10 +1566,10 @@ void Controller::checkForUpdate(bool silent)
     if (!zrpc->haveConnection()) 
         return noConnection();
 
-    QUrl cmcURL("https://git.hush.is/repos/MyHush/SilentDragonLite/releases");
+    QUrl giteaURL("https://git.hush.is/repos/hush/SilentDragonLite/releases");
 
     QNetworkRequest req;
-    req.setUrl(cmcURL);
+    req.setUrl(giteaURL);
     
     QNetworkAccessManager *manager = new QNetworkAccessManager(this->main);
     QNetworkReply *reply = manager->get(req);