Adds the ID field to all YAML reports and adds a lint check to enforce
that all reports have the correct value for the field. Also adds a
step to "vulnreport fix" to fix the ID if needed.
Change-Id: I51f4654e127528e1dbbfcb9c59da3658ad52098b
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/498281
Run-TryBot: Tatiana Bradley <tatianabradley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>