Update dependency commander to v5 (#360)

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

Author: renovate[bot]

package-lock.json

@@ -11,7 +11,7 @@
     },
     "dependencies": {
         "chalk": "3.0.0",
-        "commander": "4.0.1",
+        "commander": "5.0.0",
         "strip-json-comments": "3.0.1",
         "tslint": "5.20.1",
         "typescript": "3.8.3"