chore(deps): update dependency chai to v6

Author: renovate[bot]

package-lock.json

@@ -33,7 +33,7 @@
   "devDependencies": {
     "@babel/core": "^7.23.3",
     "@babel/preset-env": "^7.23.3",
-    "chai": "^4.3.10",
+    "chai": "^6.0.0",
     "chai-http": "^4.4.0",
     "eslint": "^8.54.0",
     "eslint-config-airbnb": "^19.0.4",