Revert "dev image: add packages for installing yarn/node"
Revert "dev image: add packages for installing yarn/node"

This reverts commit 3a4e8ba9016780e6861c73d633ca756a55af82af.

Signed-off-by: Alex Suraci <925ba519bbf1a06224928b692ef88b93aee946af@gmail.com>

concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse,concourse/concourse