Update nodejs version to use LTS (12.22.2)

[ManuGowda]

Description

Update nodejs version to use LTS (12.22.2)

Motivation

Current Node.js version 12.22.1

Release: https://nodejs.org/en/blog/release/v12.22.2/

Bug: GHSA-vx3p-948g-6vhq

npm upgrade - ssri Regular Expression Denial of Service (ReDoS) (High) (CVE-2021-27290)
This is a vulnerability in the ssri npm module which may be vulnerable to denial of service attacks.

You can read more about it in https://github.com/advisories/GHSA-vx3p-948g-6vhq

Impacts:

All versions of the 12.x release line
Versions of the 14.x release line before 14.17.0 which included an update to the latest npm 6.

Additional Information

• Update .nvmrc