This commit removes the stale MLX4_INLINE_RECV_SIZE environment
variable from the documentation.
Fixes: 056eaf2e6d55 ("net/mlx4: drop inline receive support")
Signed-off-by: Moti Haimovsky <motih@mellanox.com>
Acked-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>