fix(deps): update dependency yargs to v16 (bcoe#251)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

package-lock.json

@@ -44,7 +44,7 @@
     "rimraf": "^3.0.0",
     "test-exclude": "^6.0.0",
     "v8-to-istanbul": "^5.0.0",
-    "yargs": "^15.0.0",
+    "yargs": "^16.0.0",
     "yargs-parser": "^20.0.0"
   },
   "devDependencies": {