clk: qcom: gcc-sm6375: use parent_hws for gcc_disp_gpll0_div_clk_src

Change gpll0 to use parent_hws instead of parent_names for
gcc_disp_gpll0_div_clk_src clock.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221210190712.451247-2-dmitry.baryshkov@linaro.org