ext4: remove the 'group' parameter of ext4_trim_extent

[ Upstream commit bd2eea8d0a6b6a9aca22f20bf74f73b71d8808af ]

Get rid of the 'group' parameter of ext4_trim_extent as we can get
it from the 'e4b'.

Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Wang Jianchao <wangjianchao@kuaishou.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20210724074124.25731-2-jianchao.wan9@gmail.com


Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Stable-dep-of: 45e4ab320c9b ("ext4: move setting of trimmed bit into ext4_try_to_trim_range()")
Signed-off-by: Sasha Levin <sashal@kernel.org>