Enable cos_patch_trailer_check.

BUG=b/175733030
TEST=manual test on changelist.
RELEASE_NOTE=None

Change-Id: Iedc4ab766a9396354ee76d8c0e366523fc87e533
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/portage-stable/+/9784
Reviewed-by: Dexter Rivera <riverade@google.com>
Tested-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Main-Branch-Verified: Vaibhav Rustagi <vaibhavrustagi@google.com>
1 file changed