Bump hubtools from 943c4bb to f48e2da (#298)

Bumps [hubtools](https://github.com/oxidecomputer/hubtools) from `943c4bb` to `f48e2da`.
- [Commits](oxidecomputer/hubtools@943c4bb...f48e2da)

---
updated-dependencies:
- dependency-name: hubtools
  dependency-type: direct:production
...

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

Author: dependabot[bot]