HPCC-8022 Configmgr - Cannot make one ACL list base of another

Signed-off-by: Gleb Aronsky <gleb.aronsky@lexisnexis.com>
Merge branch 'issue-8022_Base_ACL' into closedown-4.0.x

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>