Bump actions/checkout from 6.0.1 to 6.0.3

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.1 to 6.0.3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](https://github.com/actions/checkout/compare/v6.0.1...v6.0.3)

---
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>

.github/workflows/macos-smoke-test.yml

@@ -15,7 +15,7 @@ jobs:
     timeout-minutes: 30
 
     steps:
-      - uses: actions/checkout@v6.0.1
+      - uses: actions/checkout@v6.0.3
 
       - uses: astral-sh/setup-uv@v7
         with:

.github/workflows/pre-commit.yml

@@ -48,7 +48,7 @@ jobs:
     if: always() && (needs.pre-run-check.result == 'success' || needs.pre-run-check.result == 'skipped')
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
     - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
       with:
         python-version: "3.12"