deps: bump ghastoolkit in the production-dependencies group

Bumps the production-dependencies group with 1 update: [ghastoolkit](https://github.com/GeekMasher/ghastoolkit).


Updates `ghastoolkit` from 0.14.2 to 0.15.1
- [Release notes](https://github.com/GeekMasher/ghastoolkit/releases)
- [Commits](GeekMasher/ghastoolkit@0.14.2...0.15.1)

---
updated-dependencies:
- dependency-name: ghastoolkit
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: production-dependencies
...

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