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](https://github.com/actions/checkout/compare/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] <[email protected]>

.github/workflows/run.yml

@@ -14,7 +14,7 @@ jobs:
     continue-on-error: true
     steps:
       - name: Checkout the branch
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       # - name: wget the xiaosa
       #   run: |
@@ -63,7 +63,7 @@ jobs:
     continue-on-error: true
     steps:
       - name: Checkout the branch
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: fty tools
         run: |
@@ -95,7 +95,7 @@ jobs:
     if: always()
     steps:
       - name: Checkout the branch
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Download xiaosa artifacts
         uses: actions/download-artifact@v8