Remove hidl.memory from vintf manifest for V+ am: 7734a93f3d am: 16a0b46c96 am: ae62f6022d

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/2828380

Change-Id: Idca7165b1cd51596d97c3ee2d8ba01b054803e73
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>