Bump @vue/test-utils version to 1.3.6

...sets/javascripts/clusters_list/components/agent_token.vue

...dashboard/components/__snapshots__/dashboard_spec.js.snap

...pending_members/components/__snapshots__/app_spec.js.snap

...ation/dast_profiles/components/dast_profiles_list_spec.js

...ector/__snapshots__/scanner_profile_selector_spec.js.snap

...selector/__snapshots__/site_profile_selector_spec.js.snap

.../frontend/test_case_show/mixins/test_case_graphql_spec.js

package.json

...peline_editor/components/file-nav/branch_switcher_spec.js

spec/frontend/ci/pipeline_editor/mock_data.js

spec/frontend/clusters_list/components/agent_token_spec.js

..._management/pages/design/__snapshots__/index_spec.js.snap

spec/frontend/design_management/pages/design/index_spec.js

...ings/components/__snapshots__/pagerduty_form_spec.js.snap

spec/frontend/nav/components/top_nav_dropdown_menu_spec.js

...e_shared/issuable/show/components/issuable_header_spec.js

yarn.lock