Update Doc/c-api/memory.rst

Author: encukou

Doc/c-api/memory.rst

@@ -675,9 +675,8 @@ the :envvar:`PYTHONMALLOC` environment variable (ex: ``PYTHONMALLOC=malloc``).
 Typically, it makes sense to disable the pymalloc allocator when building
 Python with AddressSanitizer (ASan) which helps uncover low level bugs within
 the C code. While pymalloc doesn't break under ASan, the ASan works more
-effectively with the system allocator (since we do not add any padding in
-between the objects managed/allocated by pymalloc and we do not annotate/poison
-the "inaccessible" memory between the pymalloc allocated objects).
+effectively with the system allocator (ASan does not track
+individual allocations done by pymalloc).
 
 Customize pymalloc Arena Allocator
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