chore(deps): update dependency chai to v6

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -40,7 +40,7 @@
   "version": "1.0.0",
   "dependencies": {},
   "devDependencies": {
-    "chai": "^4.0.2",
+    "chai": "^6.0.0",
     "codecov": "^3.0.0",
     "eslint": "^8.0.0",
     "eslint-config-standard": "^17.0.0",