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/codespell.yml

@@ -9,7 +9,7 @@ jobs:
     name: CodeSpell
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: CodeSpell
         uses: codespell-project/actions-codespell@master
         with:

.github/workflows/danger.yml

@@ -9,7 +9,7 @@ jobs:
     name: Danger
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: ruby/setup-ruby@v1

.github/workflows/linting.yml

@@ -9,7 +9,7 @@ jobs:
     name: Yamllint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Yamllint
         uses: karancode/yamllint-github-action@master
         with:
@@ -22,7 +22,7 @@ jobs:
     name: Mdformat
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Mdformat
         uses: ydah/mdformat-action@main
         with:

.github/workflows/main.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Confirm config and documentation
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "3.2"
@@ -38,7 +38,7 @@ jobs:
           - spec
     name: "Ruby ${{ matrix.ruby }}: ${{ matrix.task }}"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "${{ matrix.ruby }}"
@@ -49,7 +49,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "Test coverage"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: ruby/setup-ruby@v1
         with:
           ruby-version: "3.2"
@@ -65,7 +65,7 @@ jobs:
           - spec
     name: "Edge RuboCop: ${{ matrix.task }}"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use latest RuboCop from `master`
         run: |
           echo "gem 'rubocop', github: 'rubocop-hq/rubocop'" > Gemfile.local