Gerrit: Do not pass username to curl for REST requests

It is set in .netrc anyway, and there is a regression in curl that causes
it to fail when passing the user name.

See https://github.com/curl/curl/issues/8653

Change-Id: Ic7aa2d874884db71f71d162486acf4e054eab7e9
Reviewed-by: hjk <hjk@qt.io>

src/plugins/git/gerrit/gerritserver.cpp

@@ -120,7 +120,7 @@ QString GerritServer::url(UrlType urlType) const
         case Https: protocol = "https"; break;
     }
     QString res = protocol + "://";
-    if (type == Ssh || urlType != DefaultUrl)
+    if (type == Ssh || urlType == UrlWithHttpUser)
         res += hostArgument();
     else
         res += host;