arm64: dts: qcom: monaco: correct Iris corners for the MXC rail

arm64: dts: qcom: monaco: correct Iris corners for the MXC rail

The corners of the MVS0 / MVS0C clocks on the MMCX rail don't always
match the PLL corners on the MXC rail. Correct the performance corners
for the MXC rail following the PLL documentation.

Fixes: bf6ec39c3f36 ("arm64: dts: qcom: qcs8300: add video node")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260313-iris-fix-corners-v1-3-32a393c25dda@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>