kasan: fix typo in kasan_poison_new_object documentation

Fix presumed copy-paste typo of kasan_poison_new_object documentation
referring to kasan_unpoison_new_object.

No functional changes.

Link: https://lkml.kernel.org/r/20241220181205.9663-1-dominik.karol.piatkowski@protonmail.com


Fixes: 1ce9a052 ("kasan: rename and document kasan_(un)poison_object_data")
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Signed-off-by: Dominik Karol Piątkowski <dominik.karol.piatkowski@protonmail.com>
Reviewed-by: Andrey Konovalov <andreyknvl@gmail.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>