chore(deps): bump the ci-dependencies group with 1 update

Bumps the ci-dependencies group with 1 update: [actions/checkout](https://github.com/actions/checkout).

- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: ci-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/pull_request.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: ⬇️ Set up code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: 💾 Cache firebase emulators
         uses: actions/cache@v3