Fix specs reliance on .dropdown-item class

spec/frontend/vue_mr_widget/components/mr_widget_header_spec.js

@@ -22,15 +22,17 @@ describe('MRWidgetHeader', () => {
   });
 
   const expectDownloadDropdownItems = () => {
-    const downloadEmailPatchesEl = vm.$el.querySelector(
-      '.js-download-email-patches .dropdown-item',
-    );
-    const downloadPlainDiffEl = vm.$el.querySelector('.js-download-plain-diff .dropdown-item');
+    const downloadEmailPatchesEl = vm.$el.querySelector('.js-download-email-patches');
+    const downloadPlainDiffEl = vm.$el.querySelector('.js-download-plain-diff');
 
-    expect(downloadEmailPatchesEl.textContent.trim()).toEqual('Email patches');
-    expect(downloadEmailPatchesEl.getAttribute('href')).toEqual('/mr/email-patches');
-    expect(downloadPlainDiffEl.textContent.trim()).toEqual('Plain diff');
-    expect(downloadPlainDiffEl.getAttribute('href')).toEqual('/mr/plainDiffPath');
+    expect(downloadEmailPatchesEl.innerText.trim()).toEqual('Email patches');
+    expect(downloadEmailPatchesEl.querySelector('a').getAttribute('href')).toEqual(
+      '/mr/email-patches',
+    );
+    expect(downloadPlainDiffEl.innerText.trim()).toEqual('Plain diff');
+    expect(downloadPlainDiffEl.querySelector('a').getAttribute('href')).toEqual(
+      '/mr/plainDiffPath',
+    );
   };
 
   describe('computed', () => {