chore(Dependabot-gitsubmodule): bump kwok/host-operator

Bumps [kwok/host-operator](https://github.com/codeready-toolchain/host-operator) from `fa50881` to `f255b6c`.
- [Commits](codeready-toolchain/host-operator@fa50881...f255b6c)

---
updated-dependencies:
- dependency-name: kwok/host-operator
  dependency-type: direct:production
...

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

Author: dependabot[bot]