chore: upgrade btc wallet

package.json

@@ -63,7 +63,7 @@
     "babel-loader": "^9.1.3",
     "bn.js": "^5.2.1",
     "borsh": "^0.7.0",
-    "btc-wallet": "^0.5.20-beta",
+    "btc-wallet": "^0.5.21-beta",
     "crypto-browserify": "3.12.0",
     "decimal.js": "^10.4.1",
     "eslint-plugin-prettier": "^4.2.1",

yarn.lock

@@ -6885,10 +6885,10 @@ [email protected]:
   dependencies:
     node-int64 "^0.4.0"
 
-btc-wallet@^0.5.20-beta:
-  version "0.5.20-beta"
-  resolved "https://registry.yarnpkg.com/btc-wallet/-/btc-wallet-0.5.20-beta.tgz#21d74b9c3d31a454c290d04de743526f79c868ab"
-  integrity sha512-9w4rONWQJ3yBBenDYiy7825jdyuFu3MLxTyu9FTOpk+tgLHFXjThh2OTIRHUtUlw973AjeA/azRZUUKiGVVXxQ==
+btc-wallet@^0.5.21-beta:
+  version "0.5.21-beta"
+  resolved "https://registry.yarnpkg.com/btc-wallet/-/btc-wallet-0.5.21-beta.tgz#c141c073fc28f7e01cf31784e871042e54eb4b37"
+  integrity sha512-xiaRLOqBxXjilzHEt1o6C4EtxeBKnJ+00cqF6T308qMEBu6ZU3PKHa97SfK0HPktLxraYqrED4cgmOGPNlO/fQ==
   dependencies:
     "@bitcoinerlab/secp256k1" "^1.2.0"
     "@ethereumjs/util" "^9.0.1"