arm: DTS: Add a new bandwidth table for Venus's HEVC core

The Venus HEVC core (core0) needs higher bandwidth for operation
than the legacy core (core1).  The new bandwidth numbers are 1.5 times
higher than their core1 counterparts.

CRs-Fixed: 569831
Change-Id: I6eb1de190868f406512de3018ca50c97b6f3526b
Signed-off-by: Deva Ramasubramanian <dramasub@codeaurora.org>