Use the same app label in login and app grid

src/oidcserver.js

@@ -316,7 +316,7 @@ async function renderInteractionPage(req, res, next) {
         };
 
         if (app) {
-            data.name = app.label || app.fqdn;
+            data.name = app.label || app.subdomain || app.fqdn;
             data.iconUrl = app.iconUrl;
         }