Bump actions/checkout from 4.1.0 to 4.1.5 (#104)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.0 to 4.1.5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.0...v4.1.5)

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

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

Author: dependabot[bot]

.github/workflows/ci-tests.yaml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/[email protected].0
+        uses: actions/[email protected].5
 
       - name: Set up Python
         uses: actions/[email protected]
@@ -49,7 +49,7 @@ jobs:
           access_token: ${{ github.token }}
 
       - name: Checkout
-        uses: actions/[email protected].0
+        uses: actions/[email protected].5
         with:
           # fecth all history so that setuptools_scm works
           fetch-depth: 0
@@ -87,7 +87,7 @@ jobs:
         run: make -C doc clean all
 
       - name: Checkout the gh-pages branch
-        uses: actions/[email protected].0
+        uses: actions/[email protected].5
         with:
           ref: gh-pages
           # Checkout to this folder instead of the current one

.github/workflows/publish-to-pypi.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/[email protected].0
+      uses: actions/[email protected].5
       with:
         # fetch all history so that setuptools-scm works
         fetch-depth: 0