Bump commander from 6.1.0 to 6.2.1 (#6457)

Bumps [commander](https://github.com/tj/commander.js) from 6.1.0 to 6.2.1.
- [Release notes](https://github.com/tj/commander.js/releases)
- [Changelog](https://github.com/tj/commander.js/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tj/commander.js/compare/v6.1.0...v6.2.1)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package-lock.json

@@ -8119,9 +8119,9 @@
       }
     },
     "commander": {
-      "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-6.1.0.tgz",
-      "integrity": "sha512-wl7PNrYWd2y5mp1OK/LhTlv8Ff4kQJQRXXAvF+uU/TPNiVJUxZLRYGj/B0y/lPGAVcSbJqH2Za/cvHmrPMC8mA==",
+      "version": "6.2.1",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz",
+      "integrity": "sha512-U7VdrJFnJgo4xjrHpTzu0yrHPGImdsmD95ZlgYSEajAn2JKzDhDTPG9kBTefmObL2w/ngeZnilk+OV9CG3d7UA==",
       "dev": true
     },
     "comment-json": {

package.json

@@ -123,7 +123,7 @@
     "@types/selenium-webdriver": "^4.0.10",
     "ajv-cli": "^3.0.0",
     "codelyzer": "^6.0.1",
-    "commander": "6.1.0",
+    "commander": "6.2.1",
     "concurrently": "^5.3.0",
     "cspell": "^4.2.3",
     "css-loader": "^4.3.0",