Fix branch selector on release page in 1.19 (go-gitea#25706)

Fix go-gitea#25705

Regression of go-gitea#24369

There is no problem in 1.20 because there is go-gitea#24459

(cherry picked from commit 67d16c6)

web_src/js/features/repo-legacy.js

@@ -486,12 +486,7 @@ export function initRepository() {
     return;
   }
 
-
-  // File list and commits
-  if ($('.repository.file.list').length > 0 || $('.branch-dropdown').length > 0 ||
-    $('.repository.commits').length > 0 || $('.repository.release').length > 0) {
-    initRepoBranchTagDropdown('.choose.reference .dropdown');
-  }
+  initRepoBranchTagDropdown('.choose.reference .dropdown');
 
   // Wiki
   if ($('.repository.wiki.view').length > 0) {