Update hyperevm_mainnet.json

usdn to docs on hyperevm

Author: KemarTiti

pages/price-feeds/core/push-feeds/data/evm/hyperevm_mainnet.json

@@ -300,6 +300,13 @@
     "price_deviation": 1,
     "confidence_ratio": 100
   },
+  {
+    "alias": "USDN/USD",
+    "id": "ee8e0a7de474035b5cbc1a5f762a74d654e5006b25bfe18f390cc5a3915b88ac",
+    "time_difference": 3600,
+    "price_deviation": 1,
+    "confidence_ratio": 100
+  },
   {
     "alias": "THBILL/USDC.RR",
     "id": "5b1bc5a579deba54dbaa9bc1c5b2e2b3f116d8d5ec27fbb3b9dc140a78e9f1e2",