Update dependency chai to v6 (#256)

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

Author: renovate[bot]

package-lock.json

@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "archiver-jsdoc-theme": "1.1.3",
-    "chai": "5.3.3",
+    "chai": "6.2.2",
     "jsdoc": "4.0.5",
     "minami": "1.2.3",
     "mkdirp": "3.0.1",