build(deps): bump actions/checkout from 4 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...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/ci.yml

@@ -19,7 +19,7 @@ jobs:
         node-version: [24.x]
 
     steps:
-    - uses: actions/checkout@v4.2.2
+    - uses: actions/checkout@v7
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v6.4.0

.github/workflows/pages.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup Pages
         uses: actions/configure-pages@v4

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v7
 
       - name: Setup Node.js
         uses: actions/setup-node@v6.4.0