Remove TextEncoder dependency, this is included in NodeJS now

Author: warpr

package-lock.json

@@ -1,6 +1,6 @@
 {
     "name": "zbase32",
-    "version": "2.0.2",
+    "version": "2.0.3",
     "description": "z-base-32 encoding/decoding library",
     "main": "index.js",
     "typings": "index.d.ts",
@@ -18,8 +18,7 @@
         "jsverify": "^0.8.4",
         "lint-staged": "^13.0.3",
         "mocha": "^10.0.0",
-        "prettier": "^2.7.1",
-        "text-encoding": "^0.7.0"
+        "prettier": "^2.7.1"
     },
     "husky": {
         "hooks": {

package.json

@@ -9,16 +9,15 @@
 'use strict';
 
 import { assert } from 'chai';
-import text_encoding from 'text-encoding';
 import jsverify from 'jsverify';
 import zbase32 from '../index.js';
 
 function toUTF8(str) {
-    return new text_encoding.TextEncoder('utf-8').encode(str);
+    return new TextEncoder('utf-8').encode(str);
 }
 
 function fromUTF8(arrayBuffer) {
-    return new text_encoding.TextDecoder('utf-8').decode(arrayBuffer);
+    return new TextDecoder('utf-8').decode(arrayBuffer);
 }
 
 suite('zbase32', function () {