chore(deps): update commitlint monorepo to v15 (major)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@commitlint/cli (source)	^14.1.0 -> ^15.0.0
@commitlint/config-conventional (source)	^14.1.0 -> ^15.0.0

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Release Notes

conventional-changelog/commitlint

### [`v15.0.0`](https://togithub.com/conventional-changelog/commitlint/blob/master/@​commitlint/cli/CHANGELOG.md#​1500-httpsgithubcomconventional-changelogcommitlintcomparev1420v1500-2021-11-17) [Compare Source](https://togithub.com/conventional-changelog/commitlint/compare/v14.1.0...v15.0.0) ##### Features - simplify config resolution ([#​2398](https://togithub.com/conventional-changelog/commitlint/issues/2398)) ([8a8384f](https://togithub.com/conventional-changelog/commitlint/commit/8a8384f3c18954447cb633e76a573e1db71a1440)), closes [#​327](https://togithub.com/conventional-changelog/commitlint/issues/327)

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Configuration

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[animafps]

:tada: This PR is included in version 3.4.0 :tada:

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