Fix nss_disable_enumeration configuration
Fix nss_disable_enumeration configuration

This fixes a copy-paste bug where nss_disable_enumeration was
incorrectly handled. Fixes c0366d8.

Thanks Andrew W Elble for pointing this out.

arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd,arthurdejong/nss-pam-ldapd