strip_useless_const_qualification: leave const void alone am: 2964dd6df7 am: ecf970f509

Original change: https://android-review.googlesource.com/c/platform/external/libabigail/+/2389034

Change-Id: I65c9bd5e93016d734709bd8942cf565d4b0afa3c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>