chore(deps): update dependency chai to v6

Author: renovate[bot]

package.json

@@ -32,7 +32,7 @@
     "@types/mocha": "^10.0.10",
     "@types/sinon": "^17.0.3",
     "c8": "^10.1.3",
-    "chai": "^5.1.2",
+    "chai": "^6.0.0",
     "dotenv": "^16.4.7",
     "eslint": "^9.18.0",
     "eslint-config-prettier": "^10.0.1",