chore(deps): update yarn to v3.6.4 (#23)

[![Mend
Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [yarn](https://togithub.com/yarnpkg/berry) | [`3.6.3` ->
`3.6.4`](https://renovatebot.com/diffs/npm/yarn/3.6.3/3.6.4) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/yarn/3.6.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/yarn/3.6.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/yarn/3.6.3/3.6.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/yarn/3.6.3/3.6.4?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>yarnpkg/berry (yarn)</summary>

###
[`v3.6.4`](https://togithub.com/yarnpkg/berry/compare/b6026842dfec4b012571b5982bb74420c7682a73...f01354319156060924a26bfa7985756f7407003e)

[Compare
Source](https://togithub.com/yarnpkg/berry/compare/b6026842dfec4b012571b5982bb74420c7682a73...f01354319156060924a26bfa7985756f7407003e)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "before 4am on Monday" in timezone
Europe/Paris, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **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.

---

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

---

This PR has been generated by [Mend
Renovate](https://www.mend.io/free-developer-tools/renovate/). View
repository job log
[here](https://developer.mend.io/github/SocialGouv/bpco-site).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4wLjMiLCJ1cGRhdGVkSW5WZXIiOiIzNy4wLjMiLCJ0YXJnZXRCcmFuY2giOiJtYWluIn0=-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>