Merge pull request #64 from aramase/build-badge

docs: add build badges

Author: aramase

README.md

@@ -1,6 +1,8 @@
 # KMS Plugin for Key Vault
 
-[![CircleCI](https://circleci.com/gh/Azure/kubernetes-kms/tree/master.svg?style=svg)](https://circleci.com/gh/Azure/kubernetes-kms/tree/master)
+[![Build Status](https://dev.azure.com/azure/kubernetes-kms/_apis/build/status/kubernetes-kms-CI?branchName=master)](https://dev.azure.com/azure/kubernetes-kms/_build/latest?definitionId=84&branchName=master)
+[![Go Report Card](https://goreportcard.com/badge/Azure/kubernetes-kms)](https://goreportcard.com/report/Azure/kubernetes-kms)
+![GitHub go.mod Go version](https://img.shields.io/github/go-mod/go-version/Azure/kubernetes-kms)
 
 Enables encryption at rest of your Kubernetes data in etcd using Azure Key Vault.