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