Merge "Deprecate get in ILegacyKeystore" into main am: 2bf6d4f5ce am: 8375be1422

Original change: https://android-review.googlesource.com/c/platform/system/security/+/3139382

Change-Id: Ic6a110fb4bf7c6a3c89512b83b98c647532a11ff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>