DB/SAI: Add some missing charmed flags

DB/SAI: Add missing charmed flags to blight geists which is required for when they are charmed as part of it roll's downhill.

sql/updates/world/3.3.5/2017_05_28_00_world.sql

@@ -0,0 +1,2 @@
+UPDATE `smart_scripts` SET  `event_flags`=`event_flags`|0x200 WHERE `entryorguid`=28750 AND `source_type`=0 AND `id` IN(0,2,4);
+UPDATE `smart_scripts` SET  `event_flags`=`event_flags`|0x200 WHERE `entryorguid`=2875000 AND `source_type`=9;