Fix ImportWrappedKeyRequest Serialization

SerializedSize is missing the biometric_sid and password_sid fields, and
Serialize forgets to update the buffer pointer after each append.

Bug: 128851694
Test: VTS 4.0 against Trusty implementation
Change-Id: Ie4d3eb918c1d0344c7eaed2087050f446cc892f1
1 file changed