Update windows-gitlab-runner.ps1 to setup runners to only run protected branches
Update windows-gitlab-runner.ps1 to setup runners to only run protected branches. See https://jira.il2.dso.mil/browse/PBMD-1400 and https://jira.il2.dso.mil/browse/PBMD-1078 for more information. Change has pending MRs in t-rex-bootstrap as well.