build(deps): bump radiorabe/actions/.github/workflows/release-mkdocs.yaml

Bumps [radiorabe/actions/.github/workflows/release-mkdocs.yaml](https://github.com/radiorabe/actions) from 0.38.1 to 0.38.3.
- [Release notes](https://github.com/radiorabe/actions/releases)
- [Commits](radiorabe/actions@v0.38.1...v0.38.3)

---
updated-dependencies:
- dependency-name: radiorabe/actions/.github/workflows/release-mkdocs.yaml
  dependency-version: 0.38.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/release.yaml

@@ -16,4 +16,4 @@ jobs:
       tags: 'minimal rhel9 rabe backstage'
       cosign-base-image-only: true
   mkdocs:
-    uses: radiorabe/actions/.github/workflows/release-mkdocs.yaml@v0.38.1
+    uses: radiorabe/actions/.github/workflows/release-mkdocs.yaml@v0.38.3