Merge pull request #2398 from kubernetes-sigs/raffo/revert-tzdata

Revert "Install tzdata, so that time zone information is available."

Author: k8s-ci-robot

Dockerfile

@@ -29,8 +29,6 @@ RUN make test build.$ARCH
 # final image
 FROM $ARCH/alpine:3.14
 
-RUN apk --no-cache add tzdata
-
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 COPY --from=builder /sigs.k8s.io/external-dns/build/external-dns /bin/external-dns