trusty: confui: Add option to use handle prot library am: c7d8c1cc22 am: 9266fc5594

Original change: https://android-review.googlesource.com/c/trusty/app/confirmationui/+/2654014

Change-Id: I7e115c4f0cb598dd295c1462624718df366b02b8
Signed-off-by: Automerger Merge Worker <[email protected]>