ci(deps): bump actions/download-artifact from 3 to 5

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 3 to 5.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v5)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/contract-tests.yml

@@ -109,7 +109,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download Schema Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v5
         with:
           name: api-schema
           path: schema/