[Snyk] Security upgrade yargs from 3.32.0 to 16.0.0 (#10)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-Y18N-1021887

Author: snyk-bot

package.json

@@ -31,7 +31,7 @@
     "paralleljs": "^0.2.1",
     "pegjs": "^0.10.0",
     "sql.js": "^0.2.21",
-    "yargs": "^3.31.0",
+    "yargs": "^16.0.0",
     "snyk": "^1.316.1"
   },
   "snyk": true