Bug 691574 - (cov#10573) Fix syntax error

The previous patch for cov#10573 added an extra paren.  This removes
it.

ldap/servers/plugins/acl/acleffectiverights.c

@@ -124,7 +124,7 @@ _ger_g_permission_granted (
 	/*
 	 * The requestor may be either the bind dn or a proxy dn
 	 */
-	if ((proxyauth_get_dn( pb, &proxydn, &errtext ) == LDAP_SUCCESS) && ( proxydn != NULL )) {
+	if ((proxyauth_get_dn( pb, &proxydn, &errtext ) == LDAP_SUCCESS) && ( proxydn != NULL ))
 	{
 		requestor_sdn = slapi_sdn_new_dn_passin ( proxydn );
 	}