[LSC] Update LICENSE metadata based on listed LICENSE files

In cases where a License is declared but only a header is present, the
header has been left alone. There is a separate effort to address these
and ensure the full license text is provided.

CL to add License ID's to allowlist: https://crrev.com/c/7791362

Change-Id: I8249f0d0aa63aac30737b772240ffa0d8e084de5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7789292
Reviewed-by: James Zern <jzern@google.com>
Auto-Submit: Jordan Brown <rop@google.com>
Owners-Override: Jordan Brown <rop@google.com>
Reviewed-by: Jiewei Qian <qjw@chromium.org>
Reviewed-by: Allen Li <ayatane@chromium.org>
Commit-Queue: Jordan Brown <rop@google.com>
Cr-Commit-Position: refs/heads/main@{#1625165}
NOKEYCHECK=True
GitOrigin-RevId: e672259af4a479f14844fe64f773babd897d19a5