Update SBOM URIs to final location
Update SBOM URIs to final location

This commit updates the Namespaces in the SPDX documents of
the SBOM to the final hostname: sbom.k8s.io

This is needed to make them valid as this is the reference
that links both SBOMs.

Part of: https://github.com/kubernetes/release/issues/1837

Signed-off-by: Adolfo García Veytia (Puerco) <9de42c8261a7cacaae239656a4dd6991d9b9250f@uservers.net>

kubernetes/release,kubernetes/release