fs: drop GFP_NOFAIL mode from alloc_page_buffers

There is only one called of alloc_page_buffers and it doesn't require
__GFP_NOFAIL so drop this allocation mode.

Signed-off-by: Michal Hocko <mhocko@suse.com>
Link: https://lore.kernel.org/r/20240829130640.1397970-1-mhocko@kernel.org


Acked-by: Song Liu <song@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>