arm64: dts: qcom: qcm6490-shift-otter: remove invalid orientation-switch

arm64: dts: qcom: qcm6490-shift-otter: remove invalid orientation-switch

The orientation-switch property is not documented in the PHY bindings,
remove it.

This fixes:
qcm6490-shift-otter.dts: phy@88e3000: 'orientation-switch' does not match any of the regexes: 'pinctrl-[0-9]+'
	from schema $id: http://devicetree.org/schemas/phy/qcom,usb-snps-femto-v2.yaml#

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20241230-topic-misc-dt-fixes-v4-1-1e6880e9dda3@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>