tools: update ansi-regex in lint-md rollup

Update ansi-regex from 6.0.0 to 6.0.1.

Refs: https://snyk.io/vuln/SNYK-JS-ANSIREGEX-1583908

PR-URL: https://github.com/nodejs/node/pull/40112


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Qingyu Deng <i@ayase-lab.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>