Add Merlin (trustwallet#27930)

* Create info.json

* Create logo.png

Author: Cryptocool1

blockchains/merlin/info/info.json

@@ -0,0 +1,20 @@
+{
+    "name": "Merlin Mainnet",
+    "website": "https://merlinchain.iov",
+    "description": "Merlin Chain is a Bitcoin Layer 2 that integrates the ZK-Rollup network, decentralized oracle network, Data Availability, and on-chain BTC fraud proof modules.",
+    "explorer": "https://scan.merlinchain.io",
+    "symbol": "BTC",
+    "type": "coin",
+    "decimals": 18,
+    "status": "active",
+    "links": [
+        {
+            "name": "discord",
+            "url": "https://discord.com/invite/JYqDYMu76e"
+        },
+        {
+            "name": "twitter",
+            "url": "https://twitter.com/MerlinLayer2"
+        }
+    ]
+}