arm64: dts: qcom: x1e80100: add Lenovo Thinkpad Yoga slim 7x devicetree

Add an initial devicetree for the Lenovo Yoga slim 7x with support for
Display, usb, keyboard, touchpad, touchscreen, PMICs, speaker audio, gpu,
NVMe and remoteprocs.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Rob Clark <robdclark@gmail.com>
Link: https://lore.kernel.org/r/20240703-yoga-slim7x-v2-2-3b297dab8db1@linaro.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>