chore: Bump to latest build base version in Dockerfile

Made with ❤️️ by updatecli

Dockerfile

@@ -1,5 +1,5 @@
 ARG BCI_IMAGE=registry.suse.com/bci/bci-busybox
-ARG GO_IMAGE=rancher/hardened-build-base:v1.22.7b1
+ARG GO_IMAGE=rancher/hardened-build-base:v1.21.11b3
 FROM ${BCI_IMAGE} AS bci
 
 # Image that provides cross compilation tooling.
@@ -53,4 +53,4 @@ ARG BCI_IMAGE
 LABEL org.opencontainers.image.url="https://hub.docker.com/r/rancher/hardened-whereabouts"
 LABEL org.opencontainers.image.source="https://github.com/rancher/image-build-whereabouts"
 LABEL org.opencontainers.image.base.name="${BCI_IMAGE}"
-CMD ["/install-cni.sh"]
+CMD ["/install-cni.sh"]