xgbe: Use netlink extack to report errors to ethtoolUpgrade XGBE driver to report errors via netlink extack insteadof netdev_error so ethtool userspace can be aware of failures.Signed-off-by: Vishal Badole <Vishal.Badole@amd.com>Reviewed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>Signed-off-by: Raju Rangoju <Raju.Rangoju@amd.com>Link: https://patch.msgid.link/20260114080357.1778132-1-Raju.Rangoju@amd.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>