arm64: dts: qcom: msm8996: Clean up the SDHCI2 node

Fix the indentation, add pinctrl and move status="disabled"
down.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210228130831.203765-11-konrad.dybcio@somainline.org


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