arm64: dts: qcom: sm8550-mtp: Add eUSB2 repeater node

Add the PMIC eUSB2 repeater node and add the usb-repeater
property to the eUSB2 PHY to allow it to be controlled by the
PHY driver.

Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230208190200.2966723-8-abel.vesa@linaro.org