Merge branch 'nl-hierarchy-fix' into 'master'

Fix ancestry overlap with description

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/181127



Merged-by: Kushal Pandya <kushal@gitlab.com>
Approved-by: Kushal Pandya <kushal@gitlab.com>
Co-authored-by: Nick Leonard <nleonard@gitlab.com>

app/assets/javascripts/work_items/components/work_item_ancestors/disclosure_hierarchy.vue

@@ -86,7 +86,7 @@ export default {
 <template>
   <div
     v-gl-resize-observer="handleResize"
-    class="disclosure-hierarchy gl-relative gl-z-1 gl-flex gl-min-w-0 gl-grow-2"
+    class="disclosure-hierarchy gl-relative gl-z-2 gl-flex gl-min-w-0 gl-grow-2"
   >
     <ul class="gl-relative gl-m-0 gl-inline-flex gl-max-w-full gl-list-none gl-flex-row gl-p-0">
       <template v-if="withEllipsis || isMobile">