build(deps): bump commander from 5.1.0 to 6.0.0

Bumps [commander](https://github.com/tj/commander.js) from 5.1.0 to 6.0.0.
- [Release notes](https://github.com/tj/commander.js/releases)
- [Changelog](https://github.com/tj/commander.js/blob/master/CHANGELOG.md)
- [Commits](tj/commander.js@v5.1.0...v6.0.0)

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

Author: dependabot-preview[bot]

package.json

@@ -53,7 +53,7 @@
     "bytes": "^3.0.0",
     "chalk": "^4.1.0",
     "colors": "^1.1.2",
-    "commander": "^5.1.0",
+    "commander": "^6.0.0",
     "cron": "^1.3.0",
     "fast-json-stringify": "^2.2.3",
     "humanize-number": "^0.0.2",

yarn.lock

@@ -1523,6 +1523,11 @@ commander@^5.1.0:
   resolved "https://registry.npm.taobao.org/commander/download/commander-5.1.0.tgz?cache=0&sync_timestamp=1587783321998&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcommander%2Fdownload%2Fcommander-5.1.0.tgz#46abbd1652f8e059bddaef99bbdcb2ad9cf179ae"
   integrity sha1-Rqu9FlL44Fm92u+Zu9yyrZzxea4=
 
+commander@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-6.0.0.tgz#2b270da94f8fb9014455312f829a1129dbf8887e"
+  integrity sha512-s7EA+hDtTYNhuXkTlhqew4txMZVdszBmKWSPEMxGr8ru8JXR7bLUFIAtPhcSuFdJQ0ILMxnJi8GkQL0yvDy/YA==
+
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.npm.taobao.org/commondir/download/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"