SBOM: Fix file SPDX identifiers

Identifiers are required to be prefixed with "SPDXRef-". Do that for
also for the file entities to create valid cross referencing.

Bug: 347218961
Bug: 346849570
Change-Id: Ife5e59bd3b62f760c4cfb28c3032021c6fc4b680
Signed-off-by: Matthias Maennich <maennich@google.com>
1 file changed