build(deps): 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](https://github.com/actions/checkout/compare/v3...v4)

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

MA: the v1 in the linux32 job needs to stay, due to the available version of
node

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Matthias Aßhauer <mha1993@live.de>

.github/workflows/check-whitespace.yml

@@ -19,7 +19,7 @@ jobs:
   check-whitespace:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 

.github/workflows/coverity.yml

@@ -38,7 +38,7 @@ jobs:
       COVERITY_LANGUAGE: cxx
       COVERITY_PLATFORM: overridden-below
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: install minimal Git for Windows SDK
         if: contains(matrix.os, 'windows')
         uses: git-for-windows/setup-git-for-windows-sdk@v1

.github/workflows/main.yml

@@ -112,7 +112,7 @@ jobs:
       group: windows-build-${{ github.ref }}
       cancel-in-progress: ${{ needs.ci-config.outputs.skip_concurrent == 'yes' }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: git-for-windows/setup-git-for-windows-sdk@v1
     - name: build
       shell: bash
@@ -173,10 +173,10 @@ jobs:
       group: vs-build-${{ github.ref }}
       cancel-in-progress: ${{ needs.ci-config.outputs.skip_concurrent == 'yes' }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: git-for-windows/setup-git-for-windows-sdk@v1
     - name: initialize vcpkg
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: 'microsoft/vcpkg'
         path: 'compat/vcbuild/vcpkg'
@@ -297,7 +297,7 @@ jobs:
       runs_on_pool: ${{matrix.vector.pool}}
     runs-on: ${{matrix.vector.pool}}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: ci/install-dependencies.sh
     - run: ci/run-build-and-tests.sh
     - name: print test failures
@@ -342,7 +342,7 @@ jobs:
     runs-on: ubuntu-latest
     container: ${{matrix.vector.image}}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       if: matrix.vector.jobname != 'linux32'
     - uses: actions/checkout@v1
       if: matrix.vector.jobname == 'linux32'
@@ -373,7 +373,7 @@ jobs:
       group: static-analysis-${{ github.ref }}
       cancel-in-progress: ${{ needs.ci-config.outputs.skip_concurrent == 'yes' }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: ci/install-dependencies.sh
     - run: ci/run-static-analysis.sh
     - run: ci/check-directional-formatting.bash
@@ -396,7 +396,7 @@ jobs:
         artifact: sparse-20.04
     - name: Install the current `sparse` package
       run: sudo dpkg -i sparse-20.04/sparse_*.deb
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Install other dependencies
       run: ci/install-dependencies.sh
     - run: make sparse
@@ -411,6 +411,6 @@ jobs:
       jobname: Documentation
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: ci/install-dependencies.sh
     - run: ci/test-documentation.sh