Change qa-* class references to rspec-*

app/views/projects/wikis/_form.html.haml

@@ -51,6 +51,6 @@
       .float-right
         = link_to _("Cancel"), project_wiki_path(@project, @page), class: 'btn btn-cancel btn-grouped'
     - else
-      = f.submit s_("Wiki|Create page"), class: 'btn-success btn qa-create-page-button'
+      = f.submit s_("Wiki|Create page"), class: 'btn-success btn qa-create-page-button rspec-create-page-button'
       .float-right
         = link_to _("Cancel"), project_wiki_path(@project, :home), class: 'btn btn-cancel'

spec/features/projects/wiki/user_creates_wiki_page_spec.rb

@@ -140,7 +140,7 @@ describe "User creates wiki page" do
         # blur. Just not `click`. But only when you manually insert \n or \r - if you manually insert any other sequence
         # then `click` is fired normally. And it's only Capybara. Browsers and JSDOM don't have this issue.
         # So that's why the next line performs the click via JS.
-        page.execute_script("document.querySelector('.qa-create-page-button').click()")
+        page.execute_script("document.querySelector('.rspec-create-page-button').click()")
 
         page.within ".md" do
           expect(page).to have_selector(".katex", count: 3).and have_content("2+2 is 4")