Bump actions/checkout from 2 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...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/coverage.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Install dependencies
         if: runner.os == 'Linux'

.github/workflows/macos_test_cases.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: macos-latest 
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Download requirements
       run: sudo pip3 install xcrun && sudo pip3 install gcovr --break-system-packages && brew install lcov libxrandr libxcursor libudev openal-soft flac libvorbis mesa freeglut
     - name: Install dependencies

.github/workflows/ubuntu_test_cases.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Download requirements
       run: sudo pip3 install xcrun && sudo pip3 install gcovr && sudo apt-get update && sudo apt-get install lcov libxrandr-dev libxcursor-dev libudev-dev libopenal-dev libflac-dev libvorbis-dev libgl1-mesa-dev libegl1-mesa-dev freeglut3-dev # OpenGL dependencies only needed for SFML
     - name: Install dependencies