scsi: lpfc: Add cmf_info sysfs entry

Allow abbreviated cm framework status information to be obtained via sysfs.

Link: https://lore.kernel.org/r/20210816162901.121235-14-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>