qla2xxx: add debug print of 64G link speed

mainline inclusion
from mainline-v5.15-rc1
commit 85818882
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I6337O
CVE: NA

Reference: https://lore.kernel.org/r/20210810043720.1137-7-njavali@marvell.com



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Add debug print of 64G link speed.

Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: xiaosu3109 <lxshhh@139.com>