hugetlb: convert adjust_range_hwpoison() to take a folio

Remove a use of folio->page by passing the folio into
adjust_range_hwpoison().  We need to convert to a page eventually, but
that can happen inside adjust_range_hwpoison().

Link: https://lkml.kernel.org/r/20250226163131.3795869-2-willy@infradead.org


Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <muchun.song@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>