Fix additional unused async in spec/frontend and update eslint config

.eslintrc.yml

ee/spec/frontend/ai/components/ai_genie_spec.js

...ntend/dora/components/deployment_frequency_charts_spec.js

...nd/related_items_tree/components/create_epic_form_spec.js

...itor/scan_result_policy/scan_result_policy_editor_spec.js

..._verification/components/credit_card_verification_spec.js

...ue_shared/components/markdown/ai_actions_dropdown_spec.js

spec/frontend/__helpers__/wait_for_text.js

...ci/ci_variable_list/components/ci_variable_shared_spec.js

...components/registration/registration_instructions_spec.js

...agement/components/design_notes/design_reply_form_spec.js

spec/frontend/repository/components/fork_info_spec.js

spec/frontend/repository/components/table/row_spec.js

spec/frontend/tags/components/delete_tag_modal_spec.js

...gration/content_editor/content_editor_integration_spec.js

spec/frontend_integration/ide/user_opens_ide_spec.js

spec/frontend_integration/snippets/snippets_notes_spec.js