chore(dev-deps): bump @oclif/plugin-help from 6.2.20 to 6.2.21

Bumps [@oclif/plugin-help](https://github.com/oclif/plugin-help) from 6.2.20 to 6.2.21.
- [Release notes](https://github.com/oclif/plugin-help/releases)
- [Changelog](https://github.com/oclif/plugin-help/blob/main/CHANGELOG.md)
- [Commits](oclif/plugin-help@6.2.20...6.2.21)

---
updated-dependencies:
- dependency-name: "@oclif/plugin-help"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -16,7 +16,7 @@
     "handlebars": "^4.7.8"
   },
   "devDependencies": {
-    "@oclif/plugin-help": "^6.2.20",
+    "@oclif/plugin-help": "^6.2.21",
     "@salesforce/dev-scripts": "^10.2.11",
     "@salesforce/plugin-auth": "^3.6.85",
     "@salesforce/plugin-user": "^3.6.5",

yarn.lock

@@ -1424,10 +1424,10 @@
     wordwrap "^1.0.0"
     wrap-ansi "^7.0.0"
 
-"@oclif/plugin-help@^6.2.20":
-  version "6.2.20"
-  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-6.2.20.tgz#05de43a710f038419d3ded11a59e8481408a9e9e"
-  integrity sha512-2l4A/erCAdBWmJwb1LJ7TvSMbBUQbGhIzkdHZb5DMgFJC+Nwfeol5YojqRMeciyGkoqmWPBGENwr0LJgZp2skw==
+"@oclif/plugin-help@^6.2.20", "@oclif/plugin-help@^6.2.21":
+  version "6.2.21"
+  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-6.2.21.tgz#a1444a9faee8ca72c135c9c3b5ba500a18fd07f1"
+  integrity sha512-nUAnIR96QJvAAFzdJoq9iqInuwY9nxURNaAiGWGUtW5HgrwJOmoY1LqcobkzW89RH3NONtdWmc74sIupWmLtNw==
   dependencies:
     "@oclif/core" "^4"