docs: update actions and workflows documentation

[skip ci]

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: hoverkraft-bot[bot]

actions/helm/generate-docs/README.md

@@ -35,7 +35,7 @@ Mainly using [losisin/helm-docs-github-action](https://github.com/losisin/helm-d
 ## Usage
 
 ```yaml
-- uses: hoverkraft-tech/ci-github-container/actions/helm/generate-docs@0d92511a38c93e30ae0f8b82346116946987a9ca # 0.30.0
+- uses: hoverkraft-tech/ci-github-container/actions/helm/generate-docs@6901a2c6c6f5fc6d75fc40f0fb216e6984093f4b # 0.30.1
   with:
     # Working directory
     # Default: `${{ github.workspace }}`