net-mgmt/yaf: 2.8.0 -> 2.8.1, with many new OPTIONs

• Fix compile error when configured with --disable-payload
• Force buffer emit with IPFIX Options record when inactive

Please report if you find OPTION combinations that cause problems.

PR: 202611
Submitted by: Chris Inacio <nacho319+freebsdZilla@gmail.com>
Approved by: dikshie@sfc.wide.ad.jp