feat(abstract-utxo): enable wasm support for BCH, BTG, BSV, XEC

Enable wasm-utxo support for all networks except ZCash.

Issue: BTC-2656

Co-authored-by: llm-git <[email protected]>

Author: OttoAllmendinger

modules/abstract-utxo/test/unit/transaction/fixedScript/util.ts

@@ -1,11 +1,5 @@
 import * as utxolib from '@bitgo/utxo-lib';
 
 export function hasWasmUtxoSupport(network: utxolib.Network): boolean {
-  return ![
-    utxolib.networks.bitcoincash,
-    utxolib.networks.bitcoingold,
-    utxolib.networks.bitcoinsv,
-    utxolib.networks.ecash,
-    utxolib.networks.zcash,
-  ].includes(utxolib.getMainnet(network));
+  return utxolib.getMainnet(network) !== utxolib.networks.zcash;
 }