add U to base

Author: cor

data/base.8453/tokenlist.json

@@ -5,6 +5,14 @@
   "tags": {},
   "timestamp": "2025-01-15T16:00:00Z",
   "tokens": [
+    {
+      "chainId": "8453",
+      "address": "0xba5eD44733953d79717F6269357C77718C8Ba5ed",
+      "symbol": "U",
+      "decimals": 18,
+      "name": "Union",
+      "logoURI": "https://raw.githubusercontent.com/unionlabs/token-lists/main/logos/U.svg"
+    },    
     {
       "chainId": "8453",
       "address": "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE",