Merge branch 'update-sidebar-date-picker-spec' into 'master'

Update sidebar date picker spec

Closes #33442

See merge request gitlab-org/gitlab!18129

ee/spec/frontend/epic/components/sidebar_items/__snapshots__/sidebar_date_picker_spec.js.snap

@@ -24,7 +24,7 @@ exports[`SidebarDatePicker renders expected template 1`] = `
       class="float-right d-flex"
     >
       <icon-stub
-        cssclasses="help-icon append-right-5"
+        class="help-icon append-right-5"
         name="question-o"
         size="16"
         tabindex="0"