
As part of externalizing this function to the k8s.io/component-helpers repo, this commit simplifies the function signature and makes its 2 helpers private (nodeSelectorRequirementsAsSelector and nodeSelectorRequirementsAsFieldSelector).
As part of externalizing this function to the k8s.io/component-helpers repo, this commit simplifies the function signature and makes its 2 helpers private (nodeSelectorRequirementsAsSelector and nodeSelectorRequirementsAsFieldSelector).