scsi: qla2xxx: Split FCE|EFT trace control

Current code combines the allocation of FCE|EFT trace buffers and enables
the features all in 1 step.

Split this step into separate steps in preparation for follow-on patch to
allow user to have a choice to enable / disable FCE trace feature.

Cc: stable@vger.kernel.org
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Link: https://lore.kernel.org/r/20240227164127.36465-4-njavali@marvell.com


Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>