Update babel monorepo to v8

Author: renovate[bot]

dev/xml-formatter/package.json

@@ -44,8 +44,8 @@
     "xml-parser-xo": "^4.1.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.15.8",
-    "@babel/preset-env": "^7.15.8",
+    "@babel/core": "^8.0.0",
+    "@babel/preset-env": "^8.0.0",
     "@types/chai": "^5.0.0",
     "@types/glob": "^9.0.0",
     "@types/mocha": "^10.0.0",