Bump chai from 5.2.0 to 5.2.1

---
updated-dependencies:
- dependency-name: chai
  dependency-version: 5.2.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "posttest": "mocha"
   },
   "devDependencies": {
-    "chai": "^5.2.0",
+    "chai": "^5.2.1",
     "eslint": "^8.57.1",
     "eslint-config-google": "^0.14.0",
     "eslint-config-standard": "^17.1.0",