fix: android TypedArray.of requires its this argument to subclass a TypedArray constructor

Author: fboucquez

src/transaction.js

@@ -389,7 +389,7 @@ class Transaction {
     // https://github.com/bitcoin/bips/blob/master/bip-0341.mediawiki#cite_note-19
     return bcrypto.taggedHash(
       'TapSighash',
-      Buffer.concat([Buffer.of(0x00), sigMsgWriter.end()]),
+      Buffer.concat([Buffer.alloc(1), sigMsgWriter.end()]),
     );
   }
   hashForWitnessV0(inIndex, prevOutScript, value, hashType) {

ts_src/transaction.ts

@@ -490,7 +490,7 @@ export class Transaction {
     // https://github.com/bitcoin/bips/blob/master/bip-0341.mediawiki#cite_note-19
     return bcrypto.taggedHash(
       'TapSighash',
-      Buffer.concat([Buffer.of(0x00), sigMsgWriter.end()]),
+      Buffer.concat([Buffer.alloc(1), sigMsgWriter.end()]),
     );
   }