Bump actions/checkout from 4.1.4 to 4.1.6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.4 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.4...v4.1.6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/labeler.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/[email protected].4
+        uses: actions/[email protected].6
 
       - name: Run Labeler
         uses: crazy-max/[email protected]

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/[email protected].4
+        uses: actions/[email protected].6
         with:
           fetch-depth: 2
 

.github/workflows/tests.yml

@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Check out the repository
-        uses: actions/[email protected].4
+        uses: actions/[email protected].6
 
       - name: Set up packages
         if: matrix.session == 'docs-build'
@@ -109,7 +109,7 @@ jobs:
     needs: tests
     steps:
       - name: Check out the repository
-        uses: actions/[email protected].4
+        uses: actions/[email protected].6
 
       - name: Set up Python 3.9
         uses: actions/[email protected]