⬆ bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  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

@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up uv
         uses: astral-sh/setup-uv@v7
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up uv
         uses: astral-sh/setup-uv@v7

.github/workflows/test.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up uv
         uses: astral-sh/setup-uv@v7
         with:
@@ -28,7 +28,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Set up uv
         uses: astral-sh/setup-uv@v7
         with: