try not building sssd tests

scripts/sssd.sh

 #!/bin/bash
 
 source "${BASH_SOURCE%/*}/common.sh"
+export DEB_BUILD_OPTIONS=nocheck
 
 echo "deb-src http://ftp.halifax.rwth-aachen.de/debian/ buster main" > /etc/apt/sources.list.d/buster_src.list
 apt-get update