Update dependency chai to v6

Update chai from 4.5.0 to 6.2.2

Change-type: patch

Author: balena-renovate[bot]

package.json

@@ -19,7 +19,7 @@
     "@balena/lint": "^9.2.1",
     "@types/chai": "^4.3.20",
     "@types/mocha": "^10.0.8",
-    "chai": "^4.5.0",
+    "chai": "^6.0.0",
     "husky": "^9.1.6",
     "lint-staged": "^16.0.0",
     "mocha": "^11.0.0",