v0.0.4

gcr.io/k8s-minikube/gcp-auth-webhook:v0.0.4 built with Go 1.15.3

What's Changed

• change makefile to support multiarch docker manifest by @sharifelgamal in #9
• Bump gcp-auth-webhook image version to v0.0.4 by @sharifelgamal in #10

Full Changelog: v0.0.3...v0.0.4