KEP 4381: add structured parameters for dynamic resource allocation

"Structured parameters" describe resources in a format that enables the
Kubernetes components to make scheduling decisions.

Co-authored-by: Kevin Klues <[email protected]>

Author: pohly

keps/prod-readiness/sig-node/4381.yaml

@@ -0,0 +1,6 @@
+# The KEP must have an approver from the
+# "prod-readiness-approvers" group 
+# of http://git.k8s.io/enhancements/OWNERS_ALIASES
+kep-number: 4381
+alpha:
+  approver: "@johnbelamaric"