fix broken frontend specs

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

@@ -56,7 +56,8 @@ export default {
     },
     title: {
       type: String,
-      required: true,
+      required: false,
+      default: 'Related issues',
     },
   },
 

spec/javascripts/epics/epic_show/components/epic_show_app_spec.js

@@ -14,9 +14,15 @@ describe('EpicShowApp', () => {
   let sidebarVm;
 
   const interceptor = (request, next) => {
-    next(request.respondWith(JSON.stringify(issueShowData.initialRequest), {
-      status: 200,
-    }));
+    if (request.url === '/realtime_changes') {
+      next(request.respondWith(JSON.stringify(issueShowData.initialRequest), {
+        status: 200,
+      }));
+    } else {
+      next(request.respondWith(null, {
+        status: 404,
+      }));
+    }
   };
 
   beforeEach(() => {

spec/javascripts/epics/epic_show/mock_data.js

 export const contentProps = {
   endpoint: '',
+  canAdmin: true,
   canUpdate: true,
   canDestroy: false,
   markdownPreviewPath: '',
   markdownDocsPath: '',
+  issueLinksEndpoint: '/',
   groupPath: '',
   initialTitleHtml: '',
   initialTitleText: '',

spec/javascripts/issuable/related_issues/components/related_issues_block_spec.js

@@ -74,7 +74,7 @@ describe('RelatedIssuesBlock', () => {
     beforeEach(() => {
       vm = new RelatedIssuesBlock({
         propsData: {
-          canAddRelatedIssues: true,
+          canAdmin: true,
         },
       }).$mount();
     });