security: KTD LSM for linux 5.10

Adopt commit 3154f1f (KTD support) to linux 5.10

BUG=b/178034429
TEST=KTD integration tests
SOURCE=KTD

Change-Id: I354c6693a0c84224dd8c772c744d2ad1c91b5565
Reviewed-on: https://cos-review.googlesource.com/c/third_party/kernel/+/15510
Reviewed-by: Oleksandr Tymoshenko <ovt@google.com>
Tested-by: Oleksandr Tymoshenko <ovt@google.com>
47 files changed