Update dependency markdownlint-cli to v0.15.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
markdownlint-cli	devDependencies	minor	0.14.1 -> 0.15.0	source

---

Release Notes

igorshubovych/markdownlint-cli

### [`v0.15.0`](https://togithub.com/igorshubovych/markdownlint-cli/releases/v0.15.0) [Compare Source](https://togithub.com/igorshubovych/markdownlint-cli/compare/v0.14.1...v0.15.0) - Update `markdownlint` dependency to 0.13.0 - `MD002` deprecated, use `MD041` instead

---

Renovate configuration

:date: Schedule: "on tuesday" (UTC).

: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.