chore(deps): update dependency chai to v6

Author: renovate[bot]

package.json

@@ -119,7 +119,7 @@
     "bytes": "3.1.2",
     "cache-manager": "7.2.0",
     "cache-manager-redis-store": "3.0.1",
-    "chai": "4.5.0",
+    "chai": "6.0.1",
     "chai-as-promised": "7.1.2",
     "clang-format": "1.8.0",
     "concurrently": "9.2.1",