Allow syncing Kolla versions from a specific OSISM release by fetching
the Kolla SBOM version from the release repository. Also adds configurable
URLs for the release repository and SBOM image base path.

New parameters:
- --release: OSISM release version (e.g., 9.4.0)
- --release-repository-url: Base URL for the release repository
- --sbom-image-base: Base path for the SBOM container image

AI-assisted: Claude Code

Signed-off-by: Christian Berendt <berendt@osism.tech>