Merge branch '24147-delete-env-button' into 'master'

...vascripts/environments/components/environment_item.js.es6

app/controllers/projects/environments_controller.rb

app/controllers/projects/merge_requests_controller.rb

app/models/deployment.rb

app/models/environment.rb

app/serializers/environment_entity.rb

app/services/ci/stop_environments_service.rb

app/views/projects/environments/_stop.html.haml

app/views/projects/environments/show.html.haml

changelogs/unreleased/24147-delete-env-button.yml

spec/features/environment_spec.rb

spec/features/environments_spec.rb

spec/javascripts/environments/environment_item_spec.js.es6

spec/javascripts/environments/mock_data.js.es6

spec/models/deployment_spec.rb

spec/models/environment_spec.rb

spec/services/ci/stop_environments_service_spec.rb