Add the typescript definitions generator to the list of implementations

[xamgore]

Compile JSONSchema to TypeScript type declarations
https://github.com/bcherny/json-schema-to-typescript — 1.1k stars

Seems the package is cool enough to be posted on https://json-schema.org/implementations.html :)

[benjagm]

I just opened an Issue in their repository asking them to add the implementation:
bcherny/json-schema-to-typescript#554

[benjagm]

Closed as completed.