Revert "strip_useless_const_qualification: leave const void alone" am: 51c86db89d am: 9f2d66a4e2

Original change: https://android-review.googlesource.com/c/platform/external/libabigail/+/2446225

Change-Id: I105ddc2145efc40c3ebe8fab7a0889873e006928
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>