When an auth-bound key is used after the screen lock has been removed by
the user, KeyStore.begin retruns UNINITIALIZED.
This patch adds handling for this error code, indicating that the key
that was to be used was permanently invalidated.
Bug: 65200397
Test: CtsVerifier ScreenLockBoundKeysTest:
1. Run test
2. with CtsVerifier in the background remove the screen lock
through the settings dialog
3. Select VtsVerifier in 'recents'
4. Run test again
Change-Id: If68ba0eb2f9c04655fe8c9eea28c4491eae8e92f
(cherry picked from commit d07d3384279c0c07c5c6747ea8d0c5684264c9d0)
da5dae23f9