btif: Short circuit NIAP key attestation check

Ensure the check always passes so bluetooth is stable.
There is a vendor code issue with keymaster having random HAL errors (-1).
Revert this change after the keystore issues are resolved.
b/130045583
b/130163310

Bug: 129759834
Test: atest net_test_btif
Change-Id: I65c13eb4638799ca73bc2d3d8d07cdf14a8624c7