docs/installation/google: update to use container-vm images

Docker-DCO-1.1-Signed-off-by: Johan Euphrosine <proppy@google.com> (github: proppy)

rebased by

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Merge pull request #6100 from SvenDowideit/pr_out_docs_installation_google_update_to_use_container_vm_images

docs/installation/google: update to use container-vm images