Remove CE from spec example descriptions

They are confusing.

spec/features/issues/form_spec.rb

@@ -23,7 +23,7 @@ describe 'New/edit issue', :feature, :js do
       visit new_project_issue_path(project)
     end
 
-    describe 'shorten users API pagination limit (CE)' do
+    describe 'shorten users API pagination limit' do
       before do
         # Using `allow_any_instance_of`/`and_wrap_original`, `original` would
         # somehow refer to the very block we defined to _wrap_ that method, instead of
@@ -63,7 +63,7 @@ describe 'New/edit issue', :feature, :js do
       end
     end
 
-    describe 'single assignee (CE)' do
+    describe 'single assignee' do
       before do
         click_button 'Unassigned'
 

spec/requests/api/issues_spec.rb

@@ -772,7 +772,7 @@ describe API::Issues do
       end
     end
 
-    context 'CE restrictions' do
+    context 'single assignee restrictions' do
       it 'creates a new project issue with no more than one assignee' do
         post api("/projects/#{project.id}/issues", user),
           title: 'new issue', assignee_ids: [user2.id, guest.id]
@@ -1123,7 +1123,7 @@ describe API::Issues do
       expect(json_response['assignees'].first['name']).to eq(user2.name)
     end
 
-    context 'CE restrictions' do
+    context 'single assignee restrictions' do
       it 'updates an issue with several assignees but only one has been applied' do
         put api("/projects/#{project.id}/issues/#{issue.iid}", user),
           assignee_ids: [user2.id, guest.id]