f2fs: convert inline_data for various fallocate

For newly added fallocate types, it should convert inline_data before handling
block swapping.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Samuel Pascua <pascua.samuel.14@gmail.com>