Revert "drivers/net/phy/phy.c: fix warning: array subscript is above array bounds [-Warray-bounds]"

This reverts commit fc1ba6177adf44a25134c46b7a3e4a9e10a8bdb3.

Signed-off-by: Hieu Phan <aznrice2k4@gmail.com>
drivers/net/phy/phy.c: fix warning: array subscript is above array bounds [-Warray-bounds]

Signed-off-by: Hieu Phan <aznrice2k4@gmail.com>