Bump actions/checkout from 1 to 3 (#85)

Bumps [actions/checkout](https://github.com/actions/checkout) from 1 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v1...v3)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/prerelease.yml

@@ -20,7 +20,7 @@ jobs:
       BASEDIR: ${{ github.workspace }}/.work
       CACHE_PREFIX: ${{ matrix.ROS_DISTRO }}-${{ matrix.ROS_REPO }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       # The target directory cache doesn't include the source directory because
       # that comes from the checkout.  See "prepare target_ws for cache" task below
       - name: cache target_ws