Merge "libfscrypt: add support for specifying 4K data units" into main am: 7bc1a57e41

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/2835735

Change-Id: I7ef8cfc8747d36d6f0395530979e251571876bff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>