clk: qcom: gcc-msm8994: use parent_hws for gpll0/4

Use parent_hws for two remaining clocks in gcc-msm8994 that used
parent_names.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220620080505.1573948-1-dmitry.baryshkov@linaro.org