chore(deps): update dependency eslint-config-prettier to v6.15.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
eslint-config-prettier	devDependencies	minor	6.14.0 -> 6.15.0

---

Release Notes

prettier/eslint-config-prettier

### [`v6.15.0`](https://togithub.com/prettier/eslint-config-prettier/blob/master/CHANGELOG.md#Version-6150-2020-10-27) [Compare Source](https://togithub.com/prettier/eslint-config-prettier/compare/v6.14.0...v6.15.0) - Added: [@​typescript-eslint/space-infix-ops]. Thanks to Masafumi Koba ([@​ybiquitous](https://togithub.com/ybiquitous))!!

---

Renovate configuration

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

:vertical_traffic_light: Automerge: Enabled.

:recycle: Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

: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 WhiteSource Renovate. View repository job log here.