Unquarantine stable specs

qa/qa/specs/features/browser_ui/6_release/pipeline/parent_child_pipelines_dependent_relationship_spec.rb

 # frozen_string_literal: true
 
 module QA
-  context 'Release', :docker, quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/-/issues/217250', type: :investigating } do
+  context 'Release', :docker do
     describe 'Parent-child pipelines dependent relationship' do
       let!(:project) do
         Resource::Project.fabricate_via_api! do |project|

qa/qa/specs/features/browser_ui/6_release/pipeline/parent_child_pipelines_independent_relationship_spec.rb

 # frozen_string_literal: true
 
 module QA
-  context 'Release', :docker, quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/-/issues/217250', type: :investigating } do
+  context 'Release', :docker do
     describe 'Parent-child pipelines independent relationship' do
       let!(:project) do
         Resource::Project.fabricate_via_api! do |project|