Add changelog entry and fix convention in a spec

CHANGELOG

@@ -41,6 +41,7 @@ v 8.7.0 (unreleased)
   - Add endpoints to archive or unarchive a project !3372
   - Fix a bug whith trailing slash in bamboo_url
   - Add links to CI setup documentation from project settings and builds pages
+  - Display project members page to all members
   - Handle nil descriptions in Slack issue messages (Stan Hu)
   - Add automated repository integrity checks
   - API: Expose open_issues_count, closed_issues_count, open_merge_requests_count for labels (Robert Schilling)

spec/controllers/projects/project_members_controller_spec.rb

@@ -47,7 +47,7 @@ describe Projects::ProjectMembersController do
     end
   end
 
-  describe 'index' do
+  describe '#index' do
     let(:project) { create(:project, :private) }
 
     context 'when user is member' do