Merge pull request #32 from jupierce/art-consistency-openshift-4.6-os…

…e-multus-whereabouts-ipam-cni

Bug 1878163: Updating ose-multus-whereabouts-ipam-cni builder & base images to be consistent with ART

Dockerfile.openshift

@@ -8,7 +8,7 @@ ENV VERSION=rhel8 COMMIT=unset
 RUN go build -mod vendor -o bin/whereabouts cmd/whereabouts.go
 WORKDIR /
 
-FROM registry.svc.ci.openshift.org/ocp/builder:rhel-7-golang-openshift-4.6 as rhel7
+FROM registry.svc.ci.openshift.org/ocp/builder:rhel-7-golang-1.15-openshift-4.6 AS rhel7
 ADD . /go/src/github.com/dougbtv/whereabouts
 WORKDIR /go/src/github.com/dougbtv/whereabouts
 ENV CGO_ENABLED=1