Revert "mm/hugetlb_cgroup: convert hugetlb_cgroup_uncharge_page() to folios"

This reverts commit cc8f0d90 which is
commit d4ab0316 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: Ifdfb62b35c5f8aab3cb387f122f3cd7e0fbc8840
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>