Bug #2734: Revert "Feature #2694: Force ACL rule zone to be the local zone when oned is standalone"

This reverts commit 41756a9de3ce2289908c6b91de11f1c853b6d8d9.
Bug #2734: ACL rules are not forced to be in the local zone

But the onedb import-slave command will simply ignore any
rule that applies to a zone other than #0 or *