Specify @throws for secure_element AIDL reset() method

This was expected to return an error in the HIDL version, so we
explicitly say which it should return on failure.

Brought up in ANAPIC review in ag/21108335

Test: none
Bug: none
Change-Id: I6f183a490f91aca5e08b5ae83017e707b63268ea
1 file changed