build(deps): bump actions/checkout from 6.0.1 to 6.0.2

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.1 to 6.0.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@8e8c483...de0fac2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/checks.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - name: Shell script static analysis
         run: shellcheck bin/fetch-configlet bin/verify-unity-version bin/check-unitybegin format.sh

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
     - name: Determine number of available hardware threads
       run: echo "NUM_THREADS=$(nproc || sysctl -n hw.ncpu)" >> $GITHUB_ENV
     - name: Test Exercises