Stop checking StorageManager.inCryptKeeperBounce() in BootReceiver

FDE (Full Disk Encryption) is no longer supported, so
StorageManager.inCryptKeeperBounce() is now hard-coded to return false.
In preparation for removing this method, stop calling it from
BootReceiver.

Bug: 208476087
Change-Id: Iccf509553fe01074634b14d670262a984a2fe400
1 file changed