Bump @babel/preset-env from 7.29.5 to 7.29.7 in /js

Bumps [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env) from 7.29.5 to 7.29.7.
- [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/v7.29.7/packages/babel-preset-env)

---
updated-dependencies:
- dependency-name: "@babel/preset-env"
  dependency-version: 7.29.7
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

js/package.json

@@ -60,7 +60,7 @@
     "@babel/cli": "^7.28.6",
     "@babel/core": "^7.29.6",
     "@babel/eslint-parser": "^7.28.6",
-    "@babel/preset-env": "^7.29.5",
+    "@babel/preset-env": "^7.29.7",
     "@jupyterlab/builder": "^4.5.7",
     "babel-jest": "^30.4.1",
     "cpy-cli": "^7.0.0",