Converted existing Cluster unit tests to Spock
ASGARD-1273 - Support more than 3 ASGs per Cluster in certain Asgard-managed accounts
Fixed typo
Merge pull request #553 from joesondow/ASGARD-1273-configurable-cluster-max

ASGARD-1273 Support more than 3 ASGs per Cluster in certain Asgard-managed accounts