ARM: dts: msm: Extend GPU bus DCVS range

Based on profiling, extend GPU bus DCVS range for GPU level 3.
The change will reduce SoC power usage of GL Benchmark use cases.

CRs-Fixed: 2143340
Change-Id: I004822032b227f4efcf4dba6c90ed902c063370a
Signed-off-by: Oleg Perelet <operelet@codeaurora.org>