Revert "Enable remote LSKF verification API."

This reverts commit 279c67b8b2832ce8d4141f765a1fff3c03861680.

Reason for revert: Causes bootloop for devices set up between January and now. See b/274760375

Bug: 274147496
Bug: 274760375
Change-Id: Ifbe9b6ea0a36769bf21dbe7e996d630a6d1e5ada
(cherry picked from commit on googleplex-android-review.googlesource.com host: 8fc78d82dcf0724ebbd214058fb607c190aa60d4)
Merged-In: Ifbe9b6ea0a36769bf21dbe7e996d630a6d1e5ada