chore(dev-deps): bump @oclif/plugin-help from 6.2.7 to 6.2.8 (#486)

Bumps [@oclif/plugin-help](https://github.com/oclif/plugin-help) from 6.2.7 to 6.2.8.
- [Release notes](https://github.com/oclif/plugin-help/releases)
- [Changelog](https://github.com/oclif/plugin-help/blob/main/CHANGELOG.md)
- [Commits](oclif/plugin-help@6.2.7...6.2.8)

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

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

package.json

@@ -15,7 +15,7 @@
     "@commitlint/config-conventional": "^17.8.1",
     "@heroku-cli/plugin-apps": "^7.59.1",
     "@heroku-cli/plugin-status": "5.0.10",
-    "@oclif/plugin-help": "^6.2.7",
+    "@oclif/plugin-help": "^6.2.8",
     "@oclif/prettier-config": "^0.2.1",
     "@oclif/test": "^4",
     "@types/chai": "^4.3.16",

yarn.lock

@@ -1822,10 +1822,10 @@
     chalk "^4.1.0"
     tslib "^2.6.2"
 
-"@oclif/plugin-help@^6.2.7":
-  version "6.2.7"
-  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-6.2.7.tgz#d046b19ff51c13151c04fc55be686bf3022dea34"
-  integrity sha512-gwrCZW0EjbMe6iIXrkXWpIcfoqo+uMvWRudV3nkwa7ARL2U2GWy8RQ3+bqXvqByauRUcbgv3D6+38lSWqmMwtA==
+"@oclif/plugin-help@^6.2.7", "@oclif/plugin-help@^6.2.8":
+  version "6.2.8"
+  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-6.2.8.tgz#cbaea5ef886d76e75dbab6e77e34012889e924b5"
+  integrity sha512-QRpFYlBeJffl4cXGBi8e+EfGogDmU7y8do1ZHxmPKZ5eZ0mfeKiqq2WA9dwRMZJriy1qSaGsbkOYgYQWlOYhSg==
   dependencies:
     "@oclif/core" "^4"