Update Node.js from 12.4.0 to 12.22.1 for www-gitlab-com image
Updates Node.js from 12.4.0 to 12.22.1 for www-gitlab-com image as well as removing deprecated Node.JS 8.x and 10.x.
Upstream changelog: https://github.com/nodejs/node/blob/v12.x/doc/changelogs/CHANGELOG_V12.md#12.22.1
Counterpart MR: gitlab-com/www-gitlab-com!83755 (merged)
Partially replaces !403 (closed)
Signed-off-by: Takuya Noguchi takninnovationresearch@gmail.com
Closes #84 (closed)
Edited by Takuya Noguchi