Change qa-* class references to rspec-*

app/views/shared/form_elements/_description.html.haml

@@ -15,7 +15,7 @@
 
     = render layout: 'projects/md_preview', locals: { url: preview_url, referenced_users: true } do
       = render 'projects/zen', f: form, attr: :description,
-                               classes: 'note-textarea qa-issuable-form-description',
+                               classes: 'note-textarea qa-issuable-form-description rspec-issuable-form-description',
                                placeholder: "Write a comment or drag your files here…",
                                supports_quick_actions: supports_quick_actions
       = render 'shared/notes/hints', supports_quick_actions: supports_quick_actions

spec/features/issues/user_creates_issue_spec.rb

@@ -28,7 +28,7 @@ describe "User creates issue" do
 
       fill_in("Title", with: issue_title)
       first('.js-md').click
-      first('.qa-issuable-form-description').native.send_keys('Description')
+      first('.rspec-issuable-form-description').native.send_keys('Description')
 
       click_button("Submit issue")