feat(utxo-staking): init bitcoinjs ecc lib in index.ts

Issue: BTC-1933

Author: OttoAllmendinger

modules/utxo-staking/src/babylon/index.ts

@@ -1,3 +1,10 @@
+import { initBTCCurve } from '@bitgo/babylonlabs-io-btc-staking-ts';
+import * as bitcoinjslib from 'bitcoinjs-lib';
+import * as utxolib from '@bitgo/utxo-lib';
+
+initBTCCurve();
+bitcoinjslib.initEccLib(utxolib.ecc);
+
 export * from './delegationMessage';
 export * from './descriptor';
 export * from './stakingParams';