Update directory comment

servers/slapd/slapd.conf

@@ -39,6 +39,7 @@ rootdn		"cn=Manager, dc=my-domain, dc=com"
 # cleartext passwords, especially for the rootdn, should
 # be avoid.  See slapd.conf(5) for details.
 rootpw		secret
-# this directory MUST exist and be writable by the slapd/tools
-# process before running slapd and/or tools.
+# database directory
+# this directory MUST exist prior to running slapd AND 
+# should only be accessable by the slapd/tools  Mode 700 recommended.
 directory	%LOCALSTATEDIR%/openldap-ldbm