[z2660] Fix NPC Flag for Reginald Windsor

The flag is controlled by script, but if we remove it from DB errors will show up.

(based on commit b8f99c2)

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

(based on commit SD2-TBC[s2709] - c306b05)

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