clk: qcom: Add support for GPU clocks for QCS405

Add support for missing GPU clocks in GCC and
RPM clock driver. Also, add the clock references
for the same.

Change-Id: I2e3c3262054f39d540b28456b7865acb189ee0fd
Signed-off-by: Shefali Jain <shefjain@codeaurora.org>