dt-bindings: arm: qcom: Add Samsung Galaxy S5 China (kltechn)

Document Samsung Galaxy S5 China (kltechn) as a klte variant based on
msm8974pro. Also including "samsung,klte" in the compatible chain as
kltechn works fine with the klte DTB except for LEDs and WiFi missing.

Signed-off-by: Rong Zhang <i@rong.moe>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240213110137.122737-4-i@rong.moe


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