Bump actions/checkout from 6.0.3 to 7.0.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.3 to 7.0.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6.0.3...v7.0.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     outputs:
       version: ${{ steps.vars.outputs.tag }}
     steps:
-      - uses: actions/checkout@v6.0.3
+      - uses: actions/checkout@v7.0.0
       - name: Get tag
         id: vars
         run: echo "tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT
@@ -77,7 +77,7 @@ jobs:
       packages: write
     needs: build-and-publish-pypi
     steps:
-      - uses: actions/checkout@v6.0.3
+      - uses: actions/checkout@v7.0.0
       - name: Log in to the GitHub container registry
         uses: docker/login-action@v4.2.0
         with:

.github/workflows/test.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v6.0.3
+        uses: actions/checkout@v7.0.0
       - name: Set up Python
         uses: actions/setup-python@v6.2.0
         with:
@@ -42,7 +42,7 @@ jobs:
 
     steps:
       - name: Check out code from GitHub
-        uses: actions/checkout@v6.0.3
+        uses: actions/checkout@v7.0.0
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6.2.0
         with: