ARM: dts: msm: Fix ab/ib values for snoc from IPA for sdxpoorwiils

Voting for SVS2 from IPA towards DDR bumps up SNOC
frequency. Make a change to split the vote from IPA
to MEMNOC and MEMNOC to DDR.

Change-Id: I712b782a56180d71cf448974cead1754f4ee835e
Signed-off-by: Mohammed Javid <mjavid@codeaurora.org>