[h_malloc]: return back large slab regions

[blueprint] [h_malloc]: litify hardened malloc to work on older devices

Revert "raise class region size to 32GB for arm64 Android"

[FIX] [blueprints]: remove MTE support from hardened malloc

update outdated branch in README

remove trailing whitespace

preserve PROT_MTE when releasing memory

use wrapper for calling memory_map_mte

reuse code for memory_map_mte

reduce probability hint for is_memtag_enabled

remove redundant warning switches for Android

Fix -Wimplicit-function-declaration error with gcc 14.

android: use more basic CPU target for memtag

update libdivide to 5.1

update copyright notice