Revert "[Scudo] Use GWP-ASan's aligned allocations and fixup postalloc hooks." am: 51d3beeee1 am: d6eb0daeda

Original change: https://android-review.googlesource.com/c/platform/external/scudo/+/1698905

Change-Id: I7bf71bc6e019fc47dc644124a368055ea5f2ce54