fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-INFLIGHT-6095116

Author: snyk-bot

package.json

@@ -71,7 +71,7 @@
     "jackspeak": "=2.1.1",
     "ls-engines": "^0.8.1",
     "markdownlint-cli": "^0.8.0 || ^0.32.2",
-    "mocha": "^5.2.0",
+    "mocha": "^11.0.1",
     "npmignore": "^0.3.1",
     "sinon": "^7.5.0",
     "typescript": "^3.9.9",