Reduce akimbo melee damage to single gun damage

This leaves the attack speed as is in order to introduce an
intentional disadvantage to players using akimbo guns over single guns.

mp/src/game/shared/sdk/weapon_sdkbase.cpp

@@ -790,7 +790,7 @@ float CWeaponSDKBase::GetMeleeDamage( bool bIsSecondary, CSDKPlayer* pVictim ) c
 	if (bIsStockAttack)
 	{
 		// The heavier the damage the more it hurts.
-		flDamage = RemapVal(GetSDKWpnData().iWeight, 7, 20, 25, 45);
+		flDamage = RemapVal(GetWeight(), 7, 20, 25, 45);
 	}
 	else {
 		// Get the damage from the weapon script.