ARM: dts: msm: Update VFE/CSID clocks to TURBO on sdm845

Make the VFE/CSID clocks as TURBO, until support for dynamic
clock voting or Dual VFE is added. In single VFE, we need TURBO
clock rate to support 4K resolution.

Change-Id: I43ee478060e489aae8d809998c8008ae0f22c5a0
Signed-off-by: Harsh Shah <harshs@codeaurora.org>