ARM: dts: msm: Update clock name for OPP handle for QCS405

Update the opp clock name for gpu device, while at it also
update the clock id for source and branch clock for GFX3D
clock to register parent clock before the branch clock.

Change-Id: Ib8322d667ae0a7f0d7a3ef3164b3c716190d9203
Signed-off-by: Shefali Jain <shefjain@codeaurora.org>