This update for containerd, docker, runc fixes the following issues:
Docker was updated to 20.10.6-ce
runc was updated to v1.0.0~rc93 (bsc#1182451 and bsc#1184962).
Switch to Go 1.13 for build.
containerd was updated to v1.4.4
Use -buildmode=pie for tests and binary build (bsc#1048046, bsc#1051429)
Cleanup seccomp builds similar (bsc#1028638).
Update to handle the docker-runc removal, and drop the -kubic flavour (bsc#1181677, bsc#1181749)