Merge branch '43598-fix-duplicate-label-load-failure' into 'master'

Fix Group labels load failure when there are duplicate labels present

Closes #43598

See merge request gitlab-org/gitlab-ce!17353

app/assets/javascripts/labels_select.js

@@ -213,7 +213,7 @@ export default class LabelsSelect {
             }
           }
           if (label.duplicate) {
-            color = gl.DropdownUtils.duplicateLabelColor(label.color);
+            color = DropdownUtils.duplicateLabelColor(label.color);
           }
           else {
             if (label.color != null) {

changelogs/unreleased/43598-fix-duplicate-label-load-failure.yml

+---
+title: Fix Group labels load failure when there are duplicate labels present
+merge_request: 17353
+author:
+type: fixed