msm: kgsl: Update A615 hardware clock gating settings

For best performance, it is required that some of
the hardware CGC settings are changed to new values.
Update them in the register structure.

Change-Id: Ia1fda6cb4c760c91bb7f40d47ef9aa04790c8f77
Signed-off-by: Deepak Kumar <dkumar@codeaurora.org>