fix issue where ships cancel their attacks and advance if on low health in balancing target

src/lib/ecs/component/BehaviorScores.h

@@ -16,7 +16,7 @@ namespace BehaviorScores
     constexpr float kAttack   = 0.60f;  // healthy and target in sensor range
     constexpr float kRetreat  = 0.90f;
 
-    // Health fraction at/below which a ship is considered "low HP" — used by the
-    // Attack evaluator (do not attack when low) and the Retreat evaluator.
+    // Health fraction below which a ship is considered "low HP" — used by the
+    // Retreat evaluator to trigger retreat (which outscores attack).
     constexpr float kLowHpFraction = 0.3f;
 }