Merge "Add libhardware support for RSA OAEP MGF1." am: 1de976f07b am: ee427986d8 am: 482268110b

Original change: https://android-review.googlesource.com/c/platform/hardware/libhardware/+/1533863

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I0fd84e5926fdf63cea6a3501266e8502cd3c8dbb