[ci] add CI steps on protected branches for NMC

`.ecp-ci.yml` is the file where we will define job steps for the ECP-CI
runners.

This steps must only be defined for the protected branches.

This commit introduce 3 steps, once to log the environment being used,
and two checking CUDA support.
6 jobs for nmc-ecp-ci-test in 8 minutes and 23 seconds (queued for 9 minutes and 33 seconds)