Bump @grafana/toolkit

Bumps [@grafana/toolkit](https://github.com/grafana/grafana/tree/HEAD/packages/grafana-toolkit) from 9.5.2 to 10.1.5.
- [Release notes](https://github.com/grafana/grafana/releases)
- [Commits](https://github.com/grafana/grafana/commits/v10.1.5/packages/grafana-toolkit)

---
updated-dependencies:
- dependency-name: "@grafana/toolkit"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>