Merge branch '216568-group-wikis-extract-wikipage-specs-into-shared-examples' into 'master'

Extract WikiPage specs into shared examples

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/170093



Merged-by: Igor Drozdov <idrozdov@gitlab.com>
Approved-by: Igor Drozdov <idrozdov@gitlab.com>
Reviewed-by: Paul Slaughter <pslaughter@gitlab.com>
Co-authored-by: Piotr Skorupa <pskorupa@gitlab.com>

ee/spec/models/wiki_page_spec.rb

+# frozen_string_literal: true
+
+require "spec_helper"
+
+RSpec.describe WikiPage, feature_category: :wiki do
+  it_behaves_like 'wiki_page', :group
+end