MdePkg/UefiScsiLib: comments update to add EFI_INVALID_PARAMETER status

MdePkg/UefiScsiLib: comments update to add EFI_INVALID_PARAMETER status

EFI_SCSI_IO_PROTOCOL has alignment requirement on any data buffer
used in SCSI data transfer. As a wrap of this protocol, UefiScsiLib
have same request. Adding EFI_INVALID_PARAMETER return status in
function comments to ask the caller to guarantee this alignment.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18434 6f19259b-4bc3-4df7-8a09-765794883524