Update dungeon ibc cosmoshub assetlist.json (#5795)

* Update dungeon IBC assetlist.json

Add dungeon ibc

* Update assetlist.json

cosmoshub/assetlist.json

@@ -189,6 +189,52 @@
           }
         }
       ]
+    },
+    {
+      "description": "The native token of Dungeon Chain",
+      "denom_units": [
+        {
+          "denom": "ibc/7A64BFC809209157A1330CE199891B699A2C3B55C384EAFCCDD23ECDC735BA73",
+          "exponent": 0,
+          "aliases": [
+            "udgn"
+          ]
+        },
+        {
+          "denom": "dgn",
+          "exponent": 6
+        }
+      ],
+      "type_asset": "ics20",
+      "base": "ibc/7A64BFC809209157A1330CE199891B699A2C3B55C384EAFCCDD23ECDC735BA73",
+      "name": "Dungeon",
+      "display": "dgn",
+      "symbol": "DGN",
+      "traces": [
+        {
+          "type": "ibc",
+          "counterparty": {
+            "chain_name": "dungeon",
+            "base_denom": "udgn",
+            "channel_id": "channel-1"
+          },
+          "chain": {
+            "channel_id": "channel-1200",
+            "path": "transfer/channel-1200/udgn"
+          }
+        }
+      ],
+      "logo_URIs": {
+        "png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/dungeon/images/DGN.png"
+      },
+      "images": [
+        {
+          "png": "https://raw.githubusercontent.com/cosmos/chain-registry/master/dungeon/images/DGN.png",
+          "theme": {
+            "primary_color_hex": "#1c1c1c"
+          }
+        }
+      ]
     }
   ]
-}
+}