Update dependency @types/mocha to v10

Author: renovate[bot]

package-lock.json

@@ -17,7 +17,7 @@
   },
   "description": "WebdriverIO end-to-end test automation boilerplate. Using TypeScript, ts-node, Mocha and Assert.",
   "devDependencies": {
-    "@types/mocha": "8.2.3",
+    "@types/mocha": "10.0.10",
     "@types/node": "13.13.52",
     "husky": "6.0.0",
     "lint-staged": "10.5.4",