Update dependency eslint to v6.2.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
eslint (source)	devDependencies	patch	6.2.0 -> 6.2.1

---

Release Notes

eslint/eslint

### [`v6.2.1`](https://togithub.com/eslint/eslint/releases/v6.2.1) [Compare Source](https://togithub.com/eslint/eslint/compare/v6.2.0...v6.2.1) - [`8c021b5`](https://togithub.com/eslint/eslint/commit/8c021b5917b3aa3c578ffe3972106d0a6bcf0838) Upgrade: eslint-utils 1.4.2 ([#​12131](https://togithub.com/eslint/eslint/issues/12131)) (Toru Nagashima) - [`e82388b`](https://togithub.com/eslint/eslint/commit/e82388bd87717430200ec554634cc08806e38d3c) Sponsors: Sync README with website (ESLint Jenkins) - [`4aeeeed`](https://togithub.com/eslint/eslint/commit/4aeeeedb656ee3519ea82ebf0cb41ca801215046) Docs: update docs for ecmaVersion 2020 ([#​12120](https://togithub.com/eslint/eslint/issues/12120)) (silverwind) - [`6886148`](https://togithub.com/eslint/eslint/commit/6886148d1f528659ec3e125f61ef7a5f4c67556d) Docs: Add duplicate keys limitation to accessor-pairs ([#​12124](https://togithub.com/eslint/eslint/issues/12124)) (Milos Djermanovic)

---

Renovate configuration

:date: Schedule: At any time (no schedule defined).

:vertical_traffic_light: Automerge: Enabled.

:recycle: Rebasing: Whenever PR becomes conflicted, or if you modify the PR title to begin with "rebase!".

:no_bell: Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot. View repository job log here.