net: hns3: change hclge_parse_speed() param type

mainline inclusion
from mainline-v5.12-rc1-dontuse
commit 6e7f109e
category: feature
bugzilla: 173966
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e7f109ee9d8ed94a8c403e4daf34e752602148b



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The type of parameters in hclge_parse_speed() should be
unsigned type, so change them.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Reviewed-by: Yongxin Li <liyongxin1@huawei.com>
Signed-off-by: Junxin Chen <chenjunxin1@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>