Bump actions/checkout from 4 to 5 (#106)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  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/unit-test.yaml

@@ -70,7 +70,7 @@ jobs:
           apt-get update
           apt-get install git --yes
       - name: Checkout HOOMD-blue
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: glotzerlab/hoomd-blue
           path: hoomd-blue
@@ -118,7 +118,7 @@ jobs:
           key: hoomd-blue-${{ env.HOOMD_BLUE_VERSION }}-mpi-${{ matrix.enable_mpi }}-gpu-${{ matrix.enable_gpu }}
 
       - name: Checkout component
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: component
       - name: Configure component