atlatnic: enable Nbase-t speeds with base-t

stable inclusion
from stable-v5.10.84
commit 93a4f3f4fdb511327c4cee5e72e7d518beaa5c06
bugzilla: 186030 https://gitee.com/openeuler/kernel/issues/I4QV2F

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=93a4f3f4fdb511327c4cee5e72e7d518beaa5c06



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commit aa685acd upstream.

When 2.5G is advertised, N-Base should be advertised against the T-base
caps. N5G is out of use in baseline code and driver should treat both 5G
and N5G (and also 2.5G and N2.5G) equally from user perspective.

Fixes: 5cfd54d7 ("net: atlantic: minimal A2 fw_ops")
Signed-off-by: Nikita Danilov <ndanilov@aquantia.com>
Signed-off-by: Sudarsana Reddy Kalluru <skalluru@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>