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](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]>

.github/workflows/container-rebuild.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: ${{ github.event.inputs.git-tag }}
           # fetch tags so the compiled-in version number is useful

.github/workflows/container.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           # fetch tags so the compiled-in version number is useful
           fetch-depth: 0

.github/workflows/go.yml

@@ -28,7 +28,7 @@ jobs:
       with:
         go-version: ${{ matrix.go-version }}
     - name: Check out repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Install Linux dependencies
       if: runner.os == 'Linux'
       run: |
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check out repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Set up Go 1.x
       uses: actions/setup-go@v4
       with:

.github/workflows/ignition-validate.yml

@@ -29,7 +29,7 @@ jobs:
       with:
         go-version: ${{ matrix.go-version }}
     - name: Check out repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Build ignition-validate
       shell: bash
       run: go build -o ignition-validate github.com/coreos/ignition/v2/validate

.github/workflows/shellcheck.yml

@@ -16,7 +16,7 @@ jobs:
     container: quay.io/coreos-assembler/fcos-buildroot:testing-devel
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       # https://github.com/actions/checkout/issues/760
       - name: Mark git checkout as safe
         run: git config --global --add safe.directory "$GITHUB_WORKSPACE"