Bump actions/download-artifact from 4.1.0 to 4.1.1 (#1347)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4.1.0 to 4.1.1.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](f44cd7b40b...6b208ae046)

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

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

.github/workflows/pull-request.yml

@@ -388,7 +388,7 @@ jobs:
           workload_identity_provider: ${{ secrets.FIREBASE_TEST_LAB_WORKLOAD_IDENTITY_PROVIDER }}
           access_token_lifetime: '900s'
       - name: Download a single artifact
-        uses: actions/download-artifact@f44cd7b40bfd40b6aa1cc1b9b5b7bf03d3c67110
+        uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935
         with:
           name: Demo app release binaries
       - name: Robo test