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/docker/build-image/README.md

@@ -46,7 +46,7 @@ permissions:
 ## Usage
 
 ```yaml
-- uses: hoverkraft-tech/ci-github-container/actions/docker/build-image@d706f273f42e4b4b0caf1b3a385cb8b9cb058fa0 # 0.30.2
+- uses: hoverkraft-tech/ci-github-container/actions/docker/build-image@3256ec78f48fdaa4c9691c87dc7136fa561c456e # 0.30.3
   with:
     # OCI registry where to pull and push images
     # This input is required.

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@d706f273f42e4b4b0caf1b3a385cb8b9cb058fa0 # 0.30.2
+- uses: hoverkraft-tech/ci-github-container/actions/helm/generate-docs@3256ec78f48fdaa4c9691c87dc7136fa561c456e # 0.30.3
   with:
     # Working directory
     # Default: `${{ github.workspace }}`