Changelog

• Cherry-pick of #4162 and #4172 - Add a flag to control DaemonSet eviction on non-empty nodes and Allow DaemonSet pods to opt in/out from eviction
• Cherry-pick of #4022 Publish node group min/max metrics
• Cherry-pick of #4539 - Add --feature-gates flag to support scale up on volume

AWS

• Updated static config with new instance types.
• Fix instance type fallback to static list

Images

• k8s.gcr.io/autoscaling/cluster-autoscaler:v1.21.3
• k8s.gcr.io/autoscaling/cluster-autoscaler-arm64:v1.21.3
• k8s.gcr.io/autoscaling/cluster-autoscaler-amd64:v1.21.3