1.There is no description about how to create machines using KMS keys on AWS in[1].
Bug: https://bugzilla.redhat.com/show_bug.cgi?id=1815219
Doc: https://docs.google.com/presentation/d/1ehV9joc7Uw7T8bkSYKQ0wp0-vA0yDcHnDbsbaIoGCnE/edit#slide=id.g89db3a4803_15_17 
Test case: https://polarion.engineering.redhat.com/polarion/#/project/OSE/workitem?id=OCP-37915

2.There is no description about how to create machines with more than one block device on AWS in[1].
Story: https://issues.redhat.com/browse/OCPCLOUD-711 
Test case: https://polarion.engineering.redhat.com/polarion/#/project/OSE/workitem?id=OCP-32122

[1]https://docs.openshift.com/container-platform/4.12/machine_management/creating_machinesets/creating-machineset-aws.html

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