CVE in debug dependency

[mcandre]

See https://npmjs.com/advisories/534 for more information.

Relates to: https://github.com/mcandre/jsfmt2/issues/1

[mcandre]

#41

[webbrain-one]

Thanks for flagging this! A pull request has been opened to address the CVE in the debug dependency: #55

This PR updates the affected dependency to resolve the security advisory: https://npmjs.com/advisories/534