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] <support@github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -33,7 +33,7 @@ jobs:
 
     steps:
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up JDK 17
       uses: actions/setup-java@v3

.github/workflows/code-formatting.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up JDK
       uses: actions/setup-java@v3

.github/workflows/codeql-analysis.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - uses: actions/setup-java@v3
       with:

.github/workflows/coverage.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
     - name: Check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up JDK
       uses: actions/setup-java@v3
@@ -52,7 +52,7 @@ jobs:
         output-file: build/gh-pages/coverage-badge.json
 
     - name: Check out GitHub Pages branch
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         ref: gh-pages
         clean: false

.github/workflows/release-verify-signatures.yml

@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - name: check out code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         ref: ${{ github.ref_name }}