Keystore 2.0: Fix convertStorageKeyToEphemenral

Version binding of storage keys was broken in that the old keyblob was
passed to the KM backed instead of the upgraded key blob when an upgrade
was required.

Bug: 194444841
Bug: 187304488
Test: N/A
Change-Id: Iad3e9d4c0de2f8c7121147c81590e56663fe596f
1 file changed