OGKI: add ogki-pubkeys base path for OGKI AVB pubkeys am: cc7dd57455

Original change: https://android-review.googlesource.com/c/platform/test/vts-testcase/security/+/3433202

Change-Id: Id8201046f9ed6a27eb37e489a7516ea410f6db44
Signed-off-by: Automerger Merge Worker <[email protected]>