Update node version in prerequisites
This will update the node version referenced, in the Prerequisites section, from 8.x
to 12.x
per https://gitlab.com/gitlab-org/gitlab-ce/issues/63205 and !564 (merged).
This will update the node version referenced, in the Prerequisites section, from 8.x
to 12.x
per https://gitlab.com/gitlab-org/gitlab-ce/issues/63205 and !564 (merged).