Update public RPC capability metadata

backend/api/rest/config/metamask/CHAIN138_RPC_CAPABILITIES.json

@@ -2,7 +2,7 @@
   "name": "Chain 138 RPC Capabilities",
   "version": {
     "major": 1,
-    "minor": 0,
+    "minor": 1,
     "patch": 0
   },
   "generatedBy": "SolaceScanScout",
@@ -28,16 +28,15 @@
       "eth_blockNumber",
       "eth_syncing",
       "eth_gasPrice",
+      "eth_maxPriorityFeePerGas",
       "eth_feeHistory",
       "eth_estimateGas",
       "eth_getCode"
     ],
-    "unsupportedMethods": [
-      "eth_maxPriorityFeePerGas"
-    ],
+    "unsupportedMethods": [],
     "notes": [
       "eth_feeHistory is available for wallet fee estimation.",
-      "eth_maxPriorityFeePerGas is currently not exposed on the public RPC, so some wallets will fall back to simpler fee heuristics."
+      "eth_maxPriorityFeePerGas is exposed on the public RPC for wallet-grade fee suggestion compatibility."
     ]
   },
   "tracing": {