Merge "Delete unused DATA_MNT_POINT macro" into main am: 9c562cf82b am: 5e32ce2d28

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2759565

Change-Id: I74a7664e9ac5626e77324c4dec02367ef53999d9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>