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/check_main_github.yml

@@ -24,7 +24,7 @@ jobs:
       # Display must be available globally for linux to know where xvfb is
       DISPLAY: :0
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/check_stable_pypi.yml

@@ -24,7 +24,7 @@ jobs:
       # Display must be available globally for linux to know where xvfb is
       DISPLAY: :0
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/deploy_github.yml

@@ -14,7 +14,7 @@ jobs:
         python-version: ['3.12']
         os: [macos-latest, windows-latest]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python

.github/workflows/deploy_pypi.yml

@@ -13,7 +13,7 @@ jobs:
         python-version: ['3.12']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Set up Python