ARM: dts: msm: Correct the Compute core-dev mapping table for CPUBW

Correct the CPUfreq-DDR mapping table for CPU compute device
for SDX55 device.

Change-Id: Ie3f1576f78d5783d9988ecf8c5f63d91c40afc6a
Signed-off-by: Rama Aparna Mallavarapu <aparnam@codeaurora.org>