Configures the reusable release workflow to fetch the latest release
tag from kube-vip/kube-vip and set appVersion in artifacthub-pkg.yml.
This keeps our Artifact Hub listing in sync with the upstream project.
Self-hosted runner does not have gh CLI installed, causing
"gh: command not found" in the Create GitHub Release step.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
headlamp-plugin package already produces the tarball named
${PKG_NAME}-${VERSION}.tar.gz, so the mv was renaming the file
to itself and failing.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>