Enable ES2021 in jsconfig.json & use replaceAll in day 24 challenge

Author: aanton

jsconfig.json

@@ -2,7 +2,7 @@
   "compilerOptions": {
     "checkJs": true,
     "module": "es6",
-    "target": "es2020"
+    "target": "es2021"
   },
   "exclude": ["node_modules"]
 }

src/day24/index.js

@@ -18,9 +18,9 @@ export default function checkIsSameTree(treeA, treeB) {
   const inverseTree = function (tree) {
     return JSON.parse(
       JSON.stringify(tree)
-        .replace(/left/g, 'tmp')
-        .replace(/right/g, 'left')
-        .replace(/tmp/g, 'right')
+        .replaceAll('left', 'tmp')
+        .replaceAll('right', 'left')
+        .replaceAll('tmp', 'right')
     )
   }