Merge "Add the immutable flag to EuiccManager calls in RecoverySystem" am: 822856bcaf

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1562338

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Iec7ac9ff98c8ad75998bfa079da3f2b2ecd47fa5