Standardize Affinity

Standardizes affinity to - https://repo1.dso.mil/groups/platform-one/big-bang/-/epics/35#recommended-implementation

Closes #4 (closed)

changed milestone to %1.5.0

added Affinity/AntiAffinity priority4 statusreview twistlock labels

approved this merge request

mentioned in commit fb6bca31

merged