Bug 619122 - fix coverify Defect Type: Resource leaks issues CID 11975 - 12053

https://bugzilla.redhat.com/show_bug.cgi?id=619122
Resolves: bug 619122
Bug description: fix coverify Defect Type: Resource leaks issues CID 12038.
description: The urp_add_resolve_parententry() has been modified to release add_rdn before it returns.

ldap/servers/plugins/replication/urp.c

@@ -938,6 +938,7 @@ urp_add_resolve_parententry (Slapi_PBlock *pb, char *sessionid, Slapi_Entry *ent
 bailout:
 	if (parentdn)
 		slapi_sdn_free(&parentdn);
+	slapi_rdn_free(&add_rdn);
 	return rc;
 }