ethernet: use eth_hw_addr_set() instead of ether_addr_copy()

[ Upstream commit f3956ebb ]

Convert Ethernet from ether_addr_copy() to eth_hw_addr_set():

  @@
  expression dev, np;
  @@
  - ether_addr_copy(dev->dev_addr, np)
  + eth_hw_addr_set(dev, np)

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 1d6d537d ("net: ethernet: mtk_eth_soc: handle probe deferral")
Signed-off-by: Sasha Levin <sashal@kernel.org>