build(deps-dev): bump @babel/preset-env in /admin-js

Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.29.0 to 7.29.2.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.29.2/packages/babel-preset-env)

---
updated-dependencies:
- dependency-name: "@babel/preset-env"
  dependency-version: 7.29.2
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

admin-js/package.json

@@ -27,7 +27,7 @@
     "ra-ui-materialui": "4.16.7"
   },
   "devDependencies": {
-    "@babel/preset-env": "7.29.0",
+    "@babel/preset-env": "7.29.2",
     "@babel/preset-react": "7.28.5",
     "@testing-library/dom": "10.4.1",
     "@testing-library/jest-dom": "6.9.1",