arm64: dts: qcom: msm8953: Add device tree for Xiaomi Redmi Note 4X

Add device tree for the Xiaomi Redmi Note 4X (mido) smartphone. This
device is based on Snapdragon 625 (msm8953) SoC.

Signed-off-by: Adam Skladowski <a39.skl@gmail.com>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221207-msm8953-6-1-next-dtbs-v3-v3-6-a64b3b0af0eb@z3ntu.xyz