Due to java import has been changed in downstream, update import part to
use Mockito 4.6.1 inside FingerprintEnrollFindSensorTest to prevent
downstream merge conflict.
Bug: 243701933
Test: roboTests FingerprintEnrollFindSensorTest
Merged-In: I2cfda684059520f6ddd1e72c55f1ab1ec9c99e8b
Change-Id: Idbf7852d95b248293909f73a0cce69de166931c9