Merge pull request #110 from rancher/renovate/release/v3.x-docker-bumps

chore(deps): update docker file deps (release/v3.x)

Author: mallardduck

package/Dockerfile

@@ -1,5 +1,5 @@
-ARG BCI_VERSION=15.6
-FROM ghcr.io/flavio/kuberlr:v0.6.0 AS kuberlr
+ARG BCI_VERSION=15.7
+FROM ghcr.io/flavio/kuberlr:v0.6.1 AS kuberlr
 FROM registry.suse.com/bci/bci-busybox:${BCI_VERSION} AS final
 FROM registry.suse.com/bci/bci-base:${BCI_VERSION} AS zypper