Add event horizon test network (#261)

* feat: add event horizon test network

* chore: bump v

src/constants/chains.ts

@@ -3,6 +3,7 @@ import { SupportedChainId } from '../types.js';
 export const developmentChains = [
   SupportedChainId.BSC_TESTNET,
   SupportedChainId.SEPOLIA,
+  SupportedChainId.EVENT_HORIZON,
 ];
 export const productionChains = [
   SupportedChainId.MAINNET,