Remove unused member that was left behind when introducing SetFactionTemporary in 4de904b54bc2dbbeb8a3d4df462fb32702bb206b.

(based on commit 6b6391f)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit SD2-TBC[Remove unused member that was left behind when introducing SetFactionTemporary in 4de904b54bc2dbbeb8a3d4df462fb32702bb206b.] - 69aff17)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>