chore: package upgrades

Author: andrerfneves

package.json

@@ -8,7 +8,7 @@
   },
   "license": "MIT",
   "dependencies": {
-    "axios": "^0.19.0",
+    "axios": "0.21.1",
     "bech32": "^1.1.3",
     "bitcoinjs-lib": "^5.1.6",
     "bn.js": "^5.0.0",