fix:rain tvl (#16779)

Author: 0saurabh0

projects/rain/index.js

@@ -1,5 +1,5 @@
 const { Program } = require("@coral-xyz/anchor");
-const bs58 = require('bs58');
+const { bs58 } = require('@project-serum/anchor/dist/cjs/utils/bytes');
 const { getProvider } = require("../helper/solana");
 const bankIdl = require('./bank-idl');
 const defiIdl = require('./defi-idl');