devel/libqb: Update 2.0.8 => 2.0.9

Changelogs:
* https://github.com/ClusterLabs/libqb/releases/tag/v2.0.9
* https://github.com/ClusterLabs/libqb/compare/v2.0.8...v2.0.9

* Pet portclippy(1) and portfmt(1)

Approved by:	yuri@ (Mentor)

Differential Revision: https://reviews.freebsd.org/D52772