Fix signing inputs collection on xverse

		I've updated the signingInput collection on the xverse service in order to select
		the inputs indexes of the created tx instead of the utxo.
		Reported by <lucio.serra@iovlabs.org>

src/common/services/XverseService.ts

@@ -57,8 +57,12 @@ export default class XverseService extends WalletService {
         const xverseTx = tx as XverseTx;
         return new Promise<SignedTx>((resolve, reject) => {
           const signInputs: Record<string, number[]> = {};
-          xverseTx.inputs.forEach((input: { address: string | number; idx: number; }) => {
-            signInputs[input.address] = [input.idx];
+          xverseTx.inputs.forEach((input: { address: string; idx: number; }, inputIdx) => {
+            if (signInputs[input.address]) {
+              signInputs[input.address].push(inputIdx);
+            } else {
+              signInputs[input.address] = [inputIdx];
+            }
           });
           const signPsbtOptions = {
             psbt: xverseTx.base64UnsignedPsbt,

src/pegin/middleware/TxBuilder/XverseTxBuilder.ts

@@ -15,7 +15,6 @@ export interface XverseTx extends Tx {
 
 export default class XverseTxBuilder extends TxBuilder {
   buildTx(normalizedTx: NormalizedTx): Promise<XverseTx> {
-    console.log('XverseTxBuilder.buildTx()');
     return new Promise<XverseTx>((resolve, reject) => {
       const psbt = new bitcoin.Psbt({ network: this.network });
       this.getExtendedInputs(normalizedTx.inputs)