chore(deps): update dependency mocha to v11 (#9726)

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

Author: renovate[bot]

pnpm-lock.yaml

@@ -38,7 +38,7 @@
     "ember-cli": "~5.12.0",
     "ember-cli-blueprint-test-helpers": "^0.19.2",
     "ember-source": "~5.12.0",
-    "mocha": "^10.8.2",
+    "mocha": "^11.1.0",
     "silent-error": "^1.1.1"
   },
   "engines": {