arm64: dts: imx8mp-evk: correct eqos pad settings

arm64: dts: imx8mp-evk: correct eqos pad settings

BugLink: https://bugs.launchpad.net/bugs/1987451
[ Upstream commit e6e1bc0ec9e8ad212fa46d8878a6e17cd31fdf7b ]

According to RM bit layout, BIT3 and BIT0 are reserved.
 8  7   6   5   4   3  2 1  0
PE HYS PUE ODE FSEL X  DSE  X

Although function is not broken, we should not set reserved bit.

Fixes: dc6d5dc89bad ("arm64: dts: imx8mp-evk: enable EQOS ethernet")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>