chore(deps): update dependency chai to v6

Author: renovate[bot]

package.json

@@ -25,7 +25,7 @@
   "devDependencies": {
     "@crowdstrike/commitlint": "^8.0.0",
     "@kellyselden/node-template": "6.5.2",
-    "chai": "^4.5.0",
+    "chai": "^6.0.0",
     "ember-addon-codemods-manifest": "",
     "ember-app-codemods-manifest": "",
     "ember-cli-update": "2.0.1",