Make Ctrl+Enter work for issue/comment edit (#30720)

Fix #30710

web_src/js/features/comp/QuickSubmit.js

@@ -1,5 +1,5 @@
 export function handleGlobalEnterQuickSubmit(target) {
-  const form = target.closest('form');
+  let form = target.closest('form');
   if (form) {
     if (!form.checkValidity()) {
       form.reportValidity();
@@ -9,5 +9,10 @@ export function handleGlobalEnterQuickSubmit(target) {
     // here use the event to trigger the submit event (instead of calling `submit()` method directly)
     // otherwise the `areYouSure` handler won't be executed, then there will be an annoying "confirm to leave" dialog
     form.dispatchEvent(new SubmitEvent('submit', {bubbles: true, cancelable: true}));
+    return;
+  }
+  form = target.closest('.ui.form');
+  if (form) {
+    form.querySelector('.ui.primary.button')?.click();
   }
 }