ARM: dts: qcom: sdx65-mtp: Enable PCIe PHY

Enable PCIe PHY on SDX65 MTP for PCIe EP.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1684432073-28490-5-git-send-email-quic_rohiagar@quicinc.com