Fix D2k deviator not taking effect

The warhead's scan range was lower than both the missile inaccuracy as
well as the Missile CloseEnough value of 298, so it almost never had an
effect.

mods/d2k/weapons/missiles.yaml

@@ -151,7 +151,7 @@ DeviatorMissile:
 		HorizontalRateOfTurn: 3
 		Blockable: false
 		Shadow: yes
-		Inaccuracy: 768
+		Inaccuracy: 384
 		Image: MISSILE
 		TrailImage: deviator_trail
 		TrailPalette: deviatorgas
@@ -180,6 +180,6 @@ DeviatorMissile:
 		UsePlayerPalette: true
 		ImpactSounds: EXPLSML1.WAV
 	Warhead@4OwnerChange: ChangeOwner
-		Range: 256
+		Range: 512
 		Duration: 375
 		InvalidTargets: Infantry, Structure