DB/Creatures: fixed flight movement for several creatures in the Blasted Lands

sql/updates/world/4.3.4/2021_03_08_01_world.sql

@@ -0,0 +1,5 @@
+DELETE FROM `creature_template_movement` WHERE `CreatureId` IN (5983, 42235, 42338);
+INSERT INTO `creature_template_movement` (`CreatureId`, `Ground`, `Flight`) VALUES
+(5983, 2, 1),
+(42235, 2, 1),
+(42338, 2, 1);