chore(deps): bump chai from 5.2.1 to 6.0.1 (#9330)

* chore(deps): bump chai from 5.2.1 to 6.0.1

Bumps [chai](https://github.com/chaijs/chai) from 5.2.1 to 6.0.1.
- [Release notes](https://github.com/chaijs/chai/releases)
- [Changelog](https://github.com/chaijs/chai/blob/main/History.md)
- [Commits](https://github.com/chaijs/chai/compare/v5.2.1...v6.0.1)

---
updated-dependencies:
- dependency-name: chai
  dependency-version: 6.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

* fix: Fix Chai import path.

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Aaron Dodson <adodson@google.com>

package.json

@@ -109,7 +109,7 @@
     "@microsoft/api-extractor": "^7.29.5",
     "ajv": "^8.17.1",
     "async-done": "^2.0.0",
-    "chai": "^5.1.1",
+    "chai": "^6.0.1",
     "concurrently": "^9.0.1",
     "eslint": "^9.15.0",
     "eslint-config-google": "^0.14.0",