Bump omero-renderer from a239fb6 to 9482485

Bumps [omero-renderer](https://github.com/ome/omero-renderer) from `a239fb6` to `9482485`.
- [Commits](ome/omero-renderer@a239fb6...9482485)

---
updated-dependencies:
- dependency-name: omero-renderer
  dependency-type: direct:production
...

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