Bump the babel group across 1 directory with 2 updates

Bumps the babel group with 2 updates in the /webapp directory: [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) and [@babel/preset-env](https://github.com/babel/babel/tree/HEAD/packages/babel-preset-env).


Updates `@babel/core` from 7.25.8 to 7.26.9
- [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/v7.26.9/packages/babel-core)

Updates `@babel/preset-env` from 7.25.8 to 7.26.9
- [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/v7.26.9/packages/babel-preset-env)

---
updated-dependencies:
- dependency-name: "@babel/core"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: babel
- dependency-name: "@babel/preset-env"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: babel
...

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

webapp/package.json

@@ -66,9 +66,9 @@
     "zxcvbn": "^4.4.2"
   },
   "devDependencies": {
-    "@babel/core": "^7.25.8",
+    "@babel/core": "^7.28.5",
     "@babel/plugin-syntax-dynamic-import": "^7.8.3",
-    "@babel/preset-env": "^7.25.8",
+    "@babel/preset-env": "^7.28.5",
     "@faker-js/faker": "9.9.0",
     "@storybook/addon-a11y": "^8.0.8",
     "@storybook/addon-actions": "^5.3.21",