Quarantine flaky specs

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/features/issues/issue_sidebar_spec.rb

@@ -130,7 +130,7 @@ describe 'Issue Sidebar' do
         end
       end
 
-      context 'creating a project label', :js do
+      context 'creating a project label', :js, :quarantine do
         before do
           page.within('.block.labels') do
             click_link 'Create project'

spec/features/issues/user_creates_branch_and_merge_request_spec.rb

@@ -29,7 +29,7 @@ describe 'User creates branch and merge request on issue page', :js do
       end
 
       # In order to improve tests performance, all UI checks are placed in this test.
-      it 'shows elements' do
+      it 'shows elements', :quarantine do
         button_create_merge_request = find('.js-create-merge-request')
         button_toggle_dropdown = find('.create-mr-dropdown-wrap .dropdown-toggle')
 

spec/features/issues/user_interacts_with_awards_spec.rb

@@ -75,7 +75,7 @@ describe 'User interacts with awards' do
       end
     end
 
-    it 'shows the list of award emoji categories' do
+    it 'shows the list of award emoji categories', :quarantine do
       page.within('.awards') do
         page.find('.js-add-award').click
       end

spec/services/quick_actions/interpret_service_spec.rb

@@ -529,7 +529,7 @@ describe QuickActions::InterpretService do
         let(:issuable) { issue }
       end
 
-      it_behaves_like 'assign command' do
+      it_behaves_like 'assign command', :quarantine do
         let(:content) { "/assign @#{developer.username} @#{developer2.username}" }
         let(:issuable) { merge_request }
       end