Bump eslint-config-cityssm from 9.0.1 to 15.2.0

Bumps [eslint-config-cityssm](https://github.com/cityssm/eslint-config-cityssm) from 9.0.1 to 15.2.0.
- [Release notes](https://github.com/cityssm/eslint-config-cityssm/releases)
- [Commits](cityssm/eslint-config-cityssm@v9.0.1...v15.2.0)

---
updated-dependencies:
- dependency-name: eslint-config-cityssm
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]