More upgrades to github and pipeline plugins (#336)
More upgrades to github and pipeline plugins (#336)

* Upgrade plugins:
 - workflow-scm-step 2.2 => 2.3
 - workflow-job 2.8 => 2.9

Fixes #331

* More upgrades to github and pipeline plugins

Fixes #335

gozer/nubis-ci,Nubisproject/nubis-ci,Nubisproject/nubis-ci,tinnightcap/nubis-ci,gozer/nubis-ci,tinnightcap/nubis-ci