Merge branch 'qa-remove-reliable-tag-filter-comments' into 'master'

Remove reliable tag for filter comments spec

See merge request gitlab-org/gitlab!45707

qa/qa/specs/features/browser_ui/2_plan/issue/filter_issue_comments_spec.rb

 # frozen_string_literal: true
 
 module QA
-  RSpec.describe 'Plan', :reliable do
+  RSpec.describe 'Plan' do
     describe 'filter issue comments activities' do
       before do
         Flow::Login.sign_in