Core/Entities: Update health bonus from stamina to use DBC values

src/server/game/Entities/Unit/StatSystem.cpp

@@ -225,12 +225,8 @@ void Player::UpdateArmor()
 
 float Player::GetHealthBonusFromStamina()
 {
-    float stamina = GetStat(STAT_STAMINA);
-
-    float baseStam = stamina < 20 ? stamina : 20;
-    float moreStam = stamina - baseStam;
-
-    return baseStam + (moreStam*10.0f);
+    gtOCTHpPerStaminaEntry const* hpBase = sGtOCTHpPerStaminaStore.LookupEntry((getClass() - 1) * GT_MAX_LEVEL + getLevel() - 1);
+    return GetStat(STAT_STAMINA) * hpBase->ratio;
 }
 
 float Player::GetManaBonusFromIntellect()