Update DavidAnson/markdownlint-cli2-action action to v13

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [DavidAnson/markdownlint-cli2-action](https://togithub.com/DavidAnson/markdownlint-cli2-action) | action | major | `v10` -> `v13` |

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### Release Notes

<details>
<summary>DavidAnson/markdownlint-cli2-action (DavidAnson/markdownlint-cli2-action)</summary>

### [`v13`](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v12...v13)

[Compare Source](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v12...v13)

### [`v12`](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v11...v12)

[Compare Source](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v11...v12)

### [`v11`](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v10...v11)

[Compare Source](https://togithub.com/DavidAnson/markdownlint-cli2-action/compare/v10...v11)

</details>

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### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

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

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

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 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

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.github/workflows/ci.yml

@@ -21,6 +21,6 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v3
       - name: Run Markdown Lint
-        uses: DavidAnson/markdownlint-cli2-action@v10
+        uses: DavidAnson/markdownlint-cli2-action@v13
         with:
           globs: "**/*.md"