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/ci.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkhout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
@@ -36,7 +36,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkhout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Python 3.9
         uses: actions/setup-python@v4
         with:
@@ -64,7 +64,7 @@ jobs:
     continue-on-error: ${{ matrix.experimental }}
     steps:
       - name: Checkhout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Python ${{ matrix.pyver }}
         uses: actions/setup-python@v4
         with:
@@ -106,7 +106,7 @@ jobs:
     if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Setup Python
       uses: actions/setup-python@v4
       with:

.github/workflows/codeql.yml

@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v2