Bug#998805: empty /etc/polkit-1/rules.d remains after purge

[積丹尼 Dan Jacobson]

Package: policykit-1
Version: 0.105-31

Purging configuration files for policykit-1 (0.105-31) ...
dpkg: warning: while removing policykit-1, directory '/etc/polkit-1' not empty 
so not removed