fix(tsconfig): add @docusaurus/tsconfig target es2022 (#10547)

Author: slorber

packages/docusaurus-tsconfig/tsconfig.json

@@ -6,7 +6,8 @@
     "allowJs": true,
     "esModuleInterop": true,
     "jsx": "preserve",
-    "lib": ["DOM"],
+    "target": "ES2022",
+    "lib": ["ES2022", "DOM"],
     "moduleResolution": "bundler",
     "module": "esnext",
     "noEmit": true,