chore: Bump actions/upload-artifact in /.github/actions/android

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  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/actions/android/action.yml

@@ -53,7 +53,7 @@ runs:
         flutter build appbundle --build-name $VERSION_NAME --build-number $VERSION_CODE
 
     - name: Store APK file
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: apk-files
         path: |