ARM: dts: msm: Change cmb element size for llm TPDA's for SDM845

The current configuration for the cmb element size of 64 is
incorrect. Change the element size to 32 bit wide in order for HW
to generate traces.

Change-Id: I0f0e31ad92dfdd54045ca332b99313d4af8a7f27
Signed-off-by: Satyajit Desai <sadesai@codeaurora.org>