Pin to 1.12.x. Backport changes

Author: mudler

Dockerfile

@@ -2,7 +2,7 @@ ARG LUET_VERSION=0.16.7
 FROM quay.io/luet/base:$LUET_VERSION AS luet
 
 FROM opensuse/leap:15.3
-ARG K3S_VERSION=v1.22.2+k3s1
+ARG K3S_VERSION=v1.21.4+k3s1
 ARG C3OS_VERSION=-c3OS1
 ARG ARCH=amd64
 ENV ARCH=${ARCH}