Merge branch 'rachelfox-master-patch-08971' into 'master'

fixed two typos

See merge request gitlab-org/gitlab!29850

spec/requests/api/project_milestones_spec.rb

@@ -44,7 +44,7 @@ describe API::ProjectMilestones do
   end
 
   describe 'PUT /projects/:id/milestones/:milestone_id to test observer on close' do
-    it 'creates an activity event when an milestone is closed' do
+    it 'creates an activity event when a milestone is closed' do
       expect(Event).to receive(:create!)
 
       put api("/projects/#{project.id}/milestones/#{milestone.id}", user),