Re-route pmg dropdowns to GraphQL version

app/assets/javascripts/ci/common/pipelines_table.vue

.../ci/merge_requests/components/pipelines_table_wrapper.vue

app/assets/javascripts/ci/pipeline_details/utils/index.js

...e_editor/components/header/pipeline_editor_mini_graph.vue

.../javascripts/ci/pipeline_mini_graph/job_action_button.vue

app/assets/javascripts/ci/pipeline_mini_graph/job_item.vue

...legacy_pipeline_mini_graph/legacy_pipeline_mini_graph.vue

...avascripts/ci/pipeline_mini_graph/pipeline_mini_graph.vue

...ets/javascripts/ci/pipeline_mini_graph/pipeline_stage.vue

...ts/javascripts/ci/pipeline_mini_graph/pipeline_stages.vue

...components/failure_widget/pipeline_failed_jobs_widget.vue

app/assets/javascripts/ci/pipelines_page/pipelines.vue

...ripts/commit/pipelines/legacy_pipelines_table_wrapper.vue

app/assets/javascripts/graphql_shared/constants.js

app/assets/javascripts/projects/commit_box/info/utils.js

app/serializers/stage_entity.rb

spec/controllers/projects/jobs_controller_spec.rb

spec/features/projects/pipelines/pipelines_spec.rb

spec/fixtures/api/schemas/pipeline_stage.json

spec/frontend/ci/common/pipelines_table_spec.js