Merge branch '347044-Fix-button-variant-in-maintenance-mode-settings' into 'master'

Fix button variant in maintenance mode settings

See merge request gitlab-org/gitlab!75870

ee/app/assets/javascripts/maintenance_mode_settings/components/app.vue

@@ -60,7 +60,7 @@ export default {
           :placeholder="$options.i18n.bannerMessagePlaceholder"
         />
       </gl-form-group>
-      <gl-button variant="success" type="submit">{{ $options.i18n.buttonText }}</gl-button>
+      <gl-button variant="confirm" type="submit">{{ $options.i18n.buttonText }}</gl-button>
     </gl-form>
   </section>
 </template>