arm64: dts: qcom: msm8998-mtp: Disable funnel 4 and 5

Disable Coresight funnel 4 and 5, for now, as these causes the MTP to
crash when clock late_initcall disables unused clocks.

Reviewed-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20200308055445.1992189-1-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>