Invoke aiFeatureSettings query

...cripts/pages/admin/ai/feature_settings/components/app.vue

...ai/feature_settings/components/feature_settings_table.vue

.../ai/feature_settings/components/model_select_dropdown.vue

.../javascripts/pages/admin/ai/feature_settings/data_stub.js

...phql/mutations/update_ai_feature_setting.mutation.graphql

...ngs/graphql/queries/get_ai_feature_settings.query.graphql

ee/app/controllers/admin/ai/feature_settings_controller.rb

ee/app/views/admin/ai/feature_settings/index.html.haml

ee/spec/frontend/pages/admin/ai/feature_settings/app_spec.js

.../admin/ai/feature_settings/feature_settings_table_spec.js

...pec/frontend/pages/admin/ai/feature_settings/mock_data.js

...s/admin/ai/feature_settings/model_select_dropdown_spec.js

...pec/requests/admin/ai/feature_settings_controller_spec.rb

locale/gitlab.pot