cifs: Query EA $LXMOD in cifs_query_path_info() for WSL reparse points

[ Upstream commit 057ac506 ]

EA $LXMOD is required for WSL non-symlink reparse points.

Fixes: ef86ab13 ("cifs: Fix querying of WSL CHR and BLK reparse points over SMB1")
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>