Bug#983462: Please update for Node's February security release (CVE-2021-22883, CVE-2021-22884, CVE-2021-23840)

[Brad Jorsch]

Package: nodejs
Version: 12.20.2~dfsg-2

Version 12.21.0 is available which fixes the mentioned CVEs, see
https://nodejs.org/en/blog/vulnerability/february-2021-security-releases/