Normalize campaign reward labels

scripts/verify-campaign-save-normalization.mjs

@@ -642,7 +642,7 @@ try {
           }))
         ],
         mvp: { unitId: 'liu-bei', name: 'Liu Bei', damageDealt: '1000000', defeats: '2' },
-        itemRewards: ['Bean', 'Bean', 10, 'x'.repeat(97)],
+        itemRewards: ['Bean', 'Bean', 'Bean -2', 'Bean +0', 10, 'x'.repeat(97)],
         campaignRewards: {
           supplies: [' Bean ', 'Bean', 20, 'x'.repeat(97)],
           equipment: [' Iron Sword ', 'Iron Sword'],
@@ -753,7 +753,7 @@ try {
           battleTitle: '   ',
           outcome: 'victory',
           rewardGold: '120',
-          itemRewards: ['Bean', 12, 'Bean'],
+          itemRewards: ['Bean', 12, 'Bean', 'Bean -2', 'Bean +0'],
           campaignRewards: {
             supplies: { corrupted: true },
             equipment: ['Iron Sword'],