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]>

Author: dependabot[bot]

package.json

@@ -11,7 +11,7 @@
   },
   "devDependencies": {
     "@oclif/plugin-command-snapshot": "^5.2.24",
-    "@oclif/plugin-help": "^6.2.19",
+    "@oclif/plugin-help": "^6.2.21",
     "@salesforce/cli-plugins-testkit": "^5.3.39",
     "@salesforce/dev-scripts": "^10.2.11",
     "@salesforce/plugin-command-reference": "^3.1.38",

yarn.lock

@@ -1761,10 +1761,10 @@
     semver "^7.6.3"
     ts-json-schema-generator "^1.5.1"
 
-"@oclif/plugin-help@^6.2.19", "@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"