Bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [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
...

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

Author: dependabot[bot]

.github/workflows/build-and-test.yml

@@ -19,7 +19,7 @@ jobs:
     container:
       image: perldocker/perl-tester:5.36
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run Tests
         env:
           AUTHOR_TESTING: 1
@@ -38,7 +38,7 @@ jobs:
     container:
       image: perldocker/perl-tester:5.36
     steps:
-      - uses: actions/checkout@v3 # codecov wants to be inside a Git repository
+      - uses: actions/checkout@v4 # codecov wants to be inside a Git repository
       - uses: actions/download-artifact@v3
         with:
           name: build_dir
@@ -94,7 +94,7 @@ jobs:
       - name: pin Test::Deep to 1.130 on Perl < 5.12
         if: ${{ matrix.perl-version == '5.8' || matrix.perl-version == '5.10' }}
         run: cpanm --notest Test::[email protected]
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/download-artifact@v3
         with:
           name: build_dir