build(deps): Bump actions/checkout from 6 to 7 (appium#2420)

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -57,7 +57,7 @@ jobs:
 
     name: JDK ${{ matrix.java }} build (${{ matrix.selenium }})
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
 
     - name: Set up JDK ${{ matrix.java }}
       uses: actions/setup-java@v5
@@ -104,7 +104,7 @@ jobs:
 
     name: "e2e - ${{ matrix.platform }} ${{ matrix.e2e-tests }}"
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
 
     - name: Enable KVM group perms
       if: matrix.e2e-tests == 'android' || matrix.e2e-tests == 'flutter-android'

.github/workflows/publish.yml

@@ -12,7 +12,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           ref: ${{ github.event_name == 'workflow_dispatch' && format('refs/tags/{0}', inputs.release_tag) || github.ref }}
       - name: Set up Java