chore(deps): update extractions/setup-just action to v3 (#594)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[extractions/setup-just](https://redirect.github.com/extractions/setup-just)
| action | major | `v2` -> `v3` |

---

### Release Notes

<details>
<summary>extractions/setup-just (extractions/setup-just)</summary>

###
[`v3`](https://redirect.github.com/extractions/setup-just/compare/v2...v3)

[Compare
Source](https://redirect.github.com/extractions/setup-just/compare/v2...v3)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 9pm,before 6am" in timezone
Europe/Zurich, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, 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

---

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View the [repository job
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.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
       - uses: bufbuild/buf-setup-action@v1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: extractions/setup-just@v2
+      - uses: extractions/setup-just@v3
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: arduino/setup-protoc@v1

.github/workflows/testing.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: bufbuild/buf-setup-action@v1
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: extractions/setup-just@v2
+      - uses: extractions/setup-just@v3
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: arduino/setup-protoc@v1