chore(deps): bump is-my-json-valid from 2.16.1 to 2.20.5

Bumps [is-my-json-valid](https://github.com/mafintosh/is-my-json-valid) from 2.16.1 to 2.20.5.
- [Release notes](https://github.com/mafintosh/is-my-json-valid/releases)
- [Commits](mafintosh/is-my-json-valid@v2.16.1...v2.20.5)

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