take the right lock when freeing glz stuff of surfaces
take the right lock when freeing glz stuff of surfaces

this was noticed by Yonit.

Signed-off-by: Izik Eidus <0f4d5ad8fceb71158793af13424905ac12569440@redhat.com>

freedesktop-unofficial-mirror/spice__spice,Fantu/spice,alon/spice-server,fgouget/spice,dezelin/spice,freedesktop-unofficial-mirror/spice__spice,virtualAMP/spiceplay,ya-mouse/spice,alon/spice-server,Fantu/spice,elmarco/spice,ya-mouse/spice,dezelin/spice,SPICE/spice,ya-mouse/spice,virtualAMP/spiceplay,elmarco/spice,virtualAMP/spiceplay,mathslinux/spice,mathslinux/spice,dezelin/spice,fgouget/spice,freedesktop-unofficial-mirror/spice__spice,SPICE/spice,elmarco/spice,alon/spice-server,alon/spice-server,mathslinux/spice,Fantu/spice,freedesktop-unofficial-mirror/spice__spice,alon/spice-server,fgouget/spice,Fantu/spice,mathslinux/spice,dezelin/spice,SPICE/spice,freedesktop-unofficial-mirror/spice__spice,fgouget/spice,mathslinux/spice,dezelin/spice,elmarco/spice,virtualAMP/spiceplay,elmarco/spice