Update Actions to v3 (major)

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v2 -> v3
actionshub/markdownlint	action	major	v2.1.5 -> v3.1.3

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Release Notes

actions/checkout

### [`v3`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v310) [Compare Source](https://togithub.com/actions/checkout/compare/v2...v3) - [Use @​actions/core `saveState` and `getState`](https://togithub.com/actions/checkout/pull/939) - [Add `github-server-url` input](https://togithub.com/actions/checkout/pull/922)

actionshub/markdownlint

### [`v3.1.3`](https://togithub.com/actionshub/markdownlint/releases/tag/v3.1.3) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.1.2...v3.1.3) ##### [3.1.3](https://togithub.com/actionshub/markdownlint/compare/v3.1.2...v3.1.3) (2023-02-13) ##### Bug Fixes - Use reusable-workflows ([#​39](https://togithub.com/actionshub/markdownlint/issues/39)) ([6a82fb1](https://togithub.com/actionshub/markdownlint/commit/6a82fb1731c51a2d16dcc05b3c5c24fe733a2244)) ### [`v3.1.2`](https://togithub.com/actionshub/markdownlint/releases/tag/v3.1.2) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.1.1...v3.1.2) ##### [3.1.2](https://togithub.com/actionshub/markdownlint/compare/v3.1.1...v3.1.2) (2023-02-13) ##### Bug Fixes - Docker tag on main ([#​37](https://togithub.com/actionshub/markdownlint/issues/37)) ([1f70dbb](https://togithub.com/actionshub/markdownlint/commit/1f70dbb47e27e0fbb001aba66b888f3866023316)) ### [`v3.1.1`](https://togithub.com/actionshub/markdownlint/compare/v3.1.0...v3.1.1) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.1.0...v3.1.1) ### [`v3.1.0`](https://togithub.com/actionshub/markdownlint/releases/tag/v3.1.0) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.0.2...v3.1.0) ##### Features - Add new workflows ([#​34](https://togithub.com/actionshub/markdownlint/issues/34)) ([a1960bd](https://togithub.com/actionshub/markdownlint/commit/a1960bd503b8f77aafc2e87094f7cf15746410bb)) ### [`v3.0.2`](https://togithub.com/actionshub/markdownlint/releases/tag/v3.0.2) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.0.1...v3.0.2) ##### [3.0.2](https://togithub.com/actionshub/markdownlint/compare/v3.0.1...v3.0.2) (2023-02-09) ##### Bug Fixes - Release 3.0.2 ([#​33](https://togithub.com/actionshub/markdownlint/issues/33)) ([0f4c796](https://togithub.com/actionshub/markdownlint/commit/0f4c796236805af4a656cdac86856823e7a3558f)) #### What's Changed - fix: Release 3.0.2 by [@​damacus](https://togithub.com/damacus) in [https://github.com/actionshub/markdownlint/pull/33](https://togithub.com/actionshub/markdownlint/pull/33) **Full Changelog**: https://github.com/actionshub/markdownlint/compare/v3.0.1...v3.0.2 ### [`v3.0.1`](https://togithub.com/actionshub/markdownlint/compare/v3.0.0...v3.0.1) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v3.0.0...v3.0.1) ### [`v3.0.0`](https://togithub.com/actionshub/markdownlint/compare/v2.1.5...v3.0.0) [Compare Source](https://togithub.com/actionshub/markdownlint/compare/v2.1.5...v3.0.0)

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[kitchen-porter]

Released as: 6.4.2