fix: differentiate duplicate equipment stat pairs (#117, #118)

- eternal_flame: add combatMultiplier 1.1 to distinguish from philosopher's stone
- eternal_prism: bump combatMultiplier to 1.75 to justify 100M crystal cost over eternity_stone set piece

apps/api/src/data/equipment.ts

@@ -316,7 +316,7 @@ export const defaultEquipment: Array<Equipment> = [
     type:     "trinket",
   },
   {
-    bonus: { clickMultiplier: 2.25, goldMultiplier: 1.25 },
+    bonus: { clickMultiplier: 2.25, combatMultiplier: 1.1, goldMultiplier: 1.25 },
     description:
       "A flame that has never been extinguished, sealed in crystal by the Phoenix Lord. It burns with the power of rebirth.",
     equipped: false,
@@ -757,7 +757,7 @@ export const defaultEquipment: Array<Equipment> = [
     type:     "armour",
   },
   {
-    bonus: { clickMultiplier: 5, combatMultiplier: 1.5, goldMultiplier: 2 },
+    bonus: { clickMultiplier: 5, combatMultiplier: 1.75, goldMultiplier: 2 },
     cost:  { crystals: 100_000_000, essence: 0, gold: 0 },
     description:
       "An artifact from beyond all known planes — it refracts power through all dimensions simultaneously.",