Bump actions/upload-artifact from 4.0.0 to 4.2.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.0.0 to 4.2.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4.0.0...v4.2.0)

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

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

.github/workflows/build.yml

@@ -63,7 +63,7 @@ jobs:
           jq -s '{"name": "${{ matrix.firmware.name }}", "version": "${{ steps.esphome-build.outputs.version }}", "home_assistant_domain": "esphome", "new_install_prompt_erase": false, "builds":.}' output/${{ steps.esphome-build.outputs.name }}/manifest.json > output/${{ matrix.firmware.manifest_filename }}
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v4.0.0
+        uses: actions/upload-artifact@v4.2.0
         with:
           name: ${{ matrix.firmware.name }}
           path: output