circleci: updates for minikube -> kind transition (#3274)
circleci: updates for minikube -> kind transition (#3274)

* updates for minikube -> kind transition

Signed-off-by: Chris O'Haver <c8d69f6e0f4a592980d82af78b0efddff3dcc387@infoblox.com>

* update container build

Signed-off-by: Chris O'Haver <c8d69f6e0f4a592980d82af78b0efddff3dcc387@infoblox.com>

chrisohaver/coredns,johnbelamaric/coredns,coredns/coredns,miekg/coredns,yongtang/coredns,johnbelamaric/coredns,miekg/coredns