Cluster Autoscaler: backport #3768 to 1.20#4375

Merged

k8s-ci-robot merged 2 commits intokubernetes:cluster-autoscaler-release-1.20from towca:jtuznik/makefile-1.20

Oct 1, 2021

+11-6

Commits on Oct 1, 2021

Make arch-specific releases use separate images instead of tags on the same image
towca
committed
Cluster Autoscaler: add arch-specific build targets to .gitignore
towca
committed