Add package dependency capabilities
Add package dependency capabilities

This commit adds a change to allow SPDX packages to list other packages
as dependencies. These are rendered in the document as DEPENDS-ON relationships
when outputting the doc.

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

kubernetes/release,kubernetes/release