Update related issues title typography

app/views/projects/issues/show.html.haml

@@ -78,7 +78,7 @@
         .related-issues-block
           .card-slim
             .card-header.panel-empty-heading.border-bottom-0
-              %h3.card-title.mt-0.mb-0
+              %h3.card-title.mt-0.mb-0.h5
                 Related issues
 
     #merge-requests{ data: { url: referenced_merge_requests_project_issue_path(@project, @issue) } }

ee/app/assets/javascripts/related_issues/components/related_issues_block.vue

@@ -149,7 +149,7 @@ export default {
         :class="{ 'panel-empty-heading border-bottom-0': !hasBody }"
         class="card-header"
       >
-        <h3 class="card-title mt-0 mb-0">
+        <h3 class="card-title mt-0 mb-0 h5">
           {{ title }}
           <a
             v-if="hasHelpPath"

ee/changelogs/unreleased/gt-update-related-issue-title-typography.yml

+---
+title: Update related issues title typography
+merge_request: 8267
+author: George Tsiolis
+type: other