chore(deps): update dependency eslint to ^8.4.0

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
eslint (source)	`^8.3.0` -> `^8.4.0`

Release Notes

eslint/eslint

### [`v8.4.0`](https://togithub.com/eslint/eslint/releases/v8.4.0) [Compare Source](https://togithub.com/eslint/eslint/compare/v8.3.0...v8.4.0) #### Features - [`5771663`](https://togithub.com/eslint/eslint/commit/5771663e8d3e86fec9454ee0af439c6989506bf3) feat: add `allowReserved` parser option ([#15387](https://togithub.com/eslint/eslint/issues/15387)) (Milos Djermanovic) - [`32ac37a`](https://togithub.com/eslint/eslint/commit/32ac37a76b2e009a8f106229bc7732671d358189) feat: Flat config support in Linter (refs [#13481](https://togithub.com/eslint/eslint/issues/13481)) ([#15185](https://togithub.com/eslint/eslint/issues/15185)) (Nicholas C. Zakas) - [`d041f34`](https://togithub.com/eslint/eslint/commit/d041f345cdf0306f15faa2f305fe1d21ef137eb1) feat: Treat Class/New Expressions as truthy in no-constant-condition ([#15326](https://togithub.com/eslint/eslint/issues/15326)) (Jordan Eldredge) - [`8f44cf5`](https://togithub.com/eslint/eslint/commit/8f44cf505765b663e371412ab57f0f1dbbe78513) feat: report only lines that exceed the limit in max-lines-per-function ([#15140](https://togithub.com/eslint/eslint/issues/15140)) (Sneh Khatri) - [`808ad35`](https://togithub.com/eslint/eslint/commit/808ad35f204c838cd5eb8d766807dc43692f42f9) feat: pass cwd to formatters (refs [eslint/rfcs#57](https://togithub.com/eslint/rfcs/issues/57)) ([#13392](https://togithub.com/eslint/eslint/issues/13392)) (Toru Nagashima) - [`f1b7499`](https://togithub.com/eslint/eslint/commit/f1b7499a5162d3be918328ce496eb80692353a5a) feat: support async formatters ([#15243](https://togithub.com/eslint/eslint/issues/15243)) (MO) #### Bug Fixes - [`4940cc5`](https://togithub.com/eslint/eslint/commit/4940cc5c4903a691fe51d409137dd573c4c7706e) fix: mark --rulesdir option as deprecated in CLI docs ([#15310](https://togithub.com/eslint/eslint/issues/15310)) (Kevin Partington) #### Documentation - [`54deec5`](https://togithub.com/eslint/eslint/commit/54deec56bc25d516becaf767769ee7543f491d62) docs: update integrations.md ([#15380](https://togithub.com/eslint/eslint/issues/15380)) (Vlad Sholokhov) - [`fa0423a`](https://togithub.com/eslint/eslint/commit/fa0423af7f8453f6c97b915b3b026f258b76a600) docs: fix typo in PR template ([#15365](https://togithub.com/eslint/eslint/issues/15365)) (Nitin Kumar) - [`e233920`](https://togithub.com/eslint/eslint/commit/e233920857e282ba22116ad5f1dcc6dfabc8ef5b) docs: enable a few more markdownlint rules and fix violations ([#15368](https://togithub.com/eslint/eslint/issues/15368)) (Bryan Mishkin) - [`632176d`](https://togithub.com/eslint/eslint/commit/632176dc43180ea4e7f99da429fee3ee3814a04d) docs: Dedent needlessly indented example in getter-return docs ([#15363](https://togithub.com/eslint/eslint/issues/15363)) (Jordan Eldredge) - [`4497e88`](https://togithub.com/eslint/eslint/commit/4497e880248c24dc19eea8a5466555b847c0c7eb) docs: Update release notes blog post template ([#15285](https://togithub.com/eslint/eslint/issues/15285)) (Nicholas C. Zakas) #### Chores - [`efede90`](https://togithub.com/eslint/eslint/commit/efede90d59edc5cca9cd739df7e98f1ff00ca37d) chore: upgrade [@eslint/eslintrc](https://togithub.com/eslint/eslintrc)[@1](https://togithub.com/1).0.5 ([#15389](https://togithub.com/eslint/eslint/issues/15389)) (Milos Djermanovic) - [`0b8c846`](https://togithub.com/eslint/eslint/commit/0b8c846c77234125fbb211980bc1e62dc8791513) chore: fix update-readme to avoid multiple consecutive blank lines ([#15375](https://togithub.com/eslint/eslint/issues/15375)) (Milos Djermanovic) - [`94b2a8b`](https://togithub.com/eslint/eslint/commit/94b2a8b3d1f7d139dd6b06216a64727b7d5f009b) chore: Use default Chromium binary in M1 Mac tests ([#15371](https://togithub.com/eslint/eslint/issues/15371)) (Brandon Mills) - [`ba58d94`](https://togithub.com/eslint/eslint/commit/ba58d94cb51d4d2644c024446d5750eaf4853129) ci: use node `v16` for Verify Files ([#15364](https://togithub.com/eslint/eslint/issues/15364)) (Nitin Kumar) - [`1e32ee5`](https://togithub.com/eslint/eslint/commit/1e32ee591e978188b121604d0af9cbc04a50a3b5) chore: add jsdoc type annotation to rules ([#15291](https://togithub.com/eslint/eslint/issues/15291)) (Bryan Mishkin)