build(deps-dev): Bump the npm-dev-dependencies group across 1 directory with 3 updates

Bumps the npm-dev-dependencies group with 3 updates in the / directory: [@ts-dev-tools/core](https://github.com/escemi-tech/ts-dev-tools), [eslint-plugin-github](https://github.com/github/eslint-plugin-github) and [eslint-plugin-jsonc](https://github.com/ota-meshi/eslint-plugin-jsonc).


Updates `@ts-dev-tools/core` from 1.6.2 to 1.8.9
- [Release notes](https://github.com/escemi-tech/ts-dev-tools/releases)
- [Commits](https://github.com/escemi-tech/ts-dev-tools/compare/@ts-dev-tools/core@1.6.2...@ts-dev-tools/core@1.8.9)

Updates `eslint-plugin-github` from 5.1.8 to 6.0.0
- [Release notes](https://github.com/github/eslint-plugin-github/releases)
- [Commits](github/eslint-plugin-github@v5.1.8...v6.0.0)

Updates `eslint-plugin-jsonc` from 2.19.1 to 2.20.0
- [Release notes](https://github.com/ota-meshi/eslint-plugin-jsonc/releases)
- [Changelog](https://github.com/ota-meshi/eslint-plugin-jsonc/blob/master/CHANGELOG.md)
- [Commits](ota-meshi/eslint-plugin-jsonc@v2.19.1...v2.20.0)

---
updated-dependencies:
- dependency-name: "@ts-dev-tools/core"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dev-dependencies
- dependency-name: eslint-plugin-github
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: npm-dev-dependencies
- dependency-name: eslint-plugin-jsonc
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: npm-dev-dependencies
...

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

Author: dependabot[bot]