build(deps): bump omz/.oh-my-zsh/themes/powerlevel10k (#65)

Bumps [omz/.oh-my-zsh/themes/powerlevel10k](https://github.com/romkatv/powerlevel10k) from `119e403` to `a42e374`.
- [Release notes](https://github.com/romkatv/powerlevel10k/releases)
- [Commits](romkatv/powerlevel10k@119e403...a42e374)

---
updated-dependencies:
- dependency-name: omz/.oh-my-zsh/themes/powerlevel10k
  dependency-type: direct:production
...

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