Bump @babel/core from 7.19.3 to 7.29.6 in /client (#2463)

Bumps [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) from 7.19.3 to 7.29.6.
- [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/v7.29.6/packages/babel-core)

---
updated-dependencies:
- dependency-name: "@babel/core"
  dependency-version: 7.29.6
  dependency-type: direct:development
...

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Author: dependabot[bot]

client/package.json

@@ -52,7 +52,7 @@
     "react-on-rails": "12.0.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.5.5",
+    "@babel/core": "^7.29.6",
     "@babel/eslint-parser": "^7.17.0",
     "@babel/plugin-proposal-class-properties": "^7.14.5",
     "@babel/plugin-proposal-private-methods": "^7.16.11",