Merge pull request #53 from openshift-bot/art-consistency-openshift-4.8-ghostunnel

Updating ghostunnel builder & base images to be consistent with ART

Author: openshift-merge-robot

Dockerfile.rhel

@@ -1,10 +1,10 @@
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.15-openshift-4.7 AS build
+FROM registry.ci.openshift.org/ocp/builder:rhel-8-golang-1.15-openshift-4.8 AS build
 
 COPY . /go/src/github.com/square/ghostunnel
 
 RUN CGO_ENABLED=0 go build -tags nopkcs11 -o /usr/bin/ghostunnel github.com/square/ghostunnel
 
-FROM registry.ci.openshift.org/ocp/4.7:base
+FROM registry.ci.openshift.org/ocp/4.8:base
 
 COPY --from=build /usr/bin/ghostunnel /usr/bin/ghostunnel