Update actions/checkout action to v3 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	major	v1 -> v3

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Release Notes

actions/checkout (actions/checkout)

### [`v3`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v353) [Compare Source](https://togithub.com/actions/checkout/compare/v2...v3) - [Fix: Checkout fail in self-hosted runners when faulty submodule are checked-in](https://togithub.com/actions/checkout/pull/1196) - [Fix typos found by codespell](https://togithub.com/actions/checkout/pull/1287) - [Add support for sparse checkouts](https://togithub.com/actions/checkout/pull/1369) ### [`v2`](https://togithub.com/actions/checkout/blob/HEAD/CHANGELOG.md#v231) [Compare Source](https://togithub.com/actions/checkout/compare/v1...v2) - [Fix default branch resolution for .wiki and when using SSH](https://togithub.com/actions/checkout/pull/284)

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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.

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