Bump actions/upload-artifact from 6.0.0 to 7.0.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/android-build.yml

@@ -33,7 +33,7 @@ jobs:
         tar -cvf z3-build-${{ matrix.android-abi }}.tar *.jar *.so
 
     - name: Archive production artifacts
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7.0.0
       with:
         name: android-build-${{ matrix.android-abi }}
         path: build/z3-build-${{ matrix.android-abi }}.tar