refactor: Remove redundant DoomPower check in NHealthBarForecastPatches

- Eliminated unnecessary check for DoomPower presence in the IsDoomLethalAfterRight method to simplify logic.
- Streamlined the method to focus on the doom amount, enhancing clarity and maintainability.

Author: BAKAOLC

Combat/HealthBars/Patches/NHealthBarForecastPatches.cs

@@ -369,9 +369,6 @@ private static Color DarkenForOutline(Color color)
 
         private static bool IsDoomLethalAfterRight(NHealthBar healthBar, Creature creature)
         {
-            if (!creature.HasPower<DoomPower>())
-                return false;
-
             var doomAmount = creature.GetPowerAmount<DoomPower>();
             if (doomAmount <= 0)
                 return false;