chore(deps): update yarn to v4.12.0

Author: renovate[bot]

package.json

@@ -6,7 +6,7 @@
   "keywords": [],
   "license": "ISC",
   "private": true,
-  "packageManager": "yarn@4.9.1",
+  "packageManager": "yarn@4.12.0",
   "dependencies": {
     "@babel/core": "7.28.4",
     "@babel/preset-env": "7.28.3",