ARM: dts: msm: correct mdp settings of dma pipes for msm8998

This change fixes the hw clock control configuration
in the mdp for some of the dma pipes that were missing
to have the correct settings for msm8998.

Change-Id: Id520e60ae016a37a47ba8d1b36cbf64cde0e7e84
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>