Bump actions/checkout from 3 to 4 (#3498)

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]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-docs.yml

@@ -18,7 +18,7 @@ jobs:
         shell: bash
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Setup up Python ${{ matrix.python }}
         uses: actions/setup-python@v4
         with:

.github/workflows/build-wheels.yml

@@ -27,7 +27,7 @@ jobs:
     steps:
 
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up QEMU
         if: runner.os == 'Linux'

.github/workflows/linters.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup up Python ${{ matrix.python }}
         uses: actions/setup-python@v4

.github/workflows/tests.yml

@@ -26,7 +26,7 @@ jobs:
     needs: [linters]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Setup up Python ${{ matrix.python }}
         uses: actions/setup-python@v4
         with:
@@ -81,7 +81,7 @@ jobs:
     needs: [linters]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Setup up Python ${{ matrix.python }}
         uses: actions/setup-python@v4
         with: