clk: mux: Introduce devm_clk_hw_register_mux_parent_hws()

Add the devres variant of clk_hw_register_mux_hws() for registering a
mux clock with clk_hw parent pointers instead of parent names.

Signed-off-by: Marijn Suijten <marijn.suijten@somainline.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20220629225331.357308-3-marijn.suijten@somainline.org


Signed-off-by: Stephen Boyd <sboyd@kernel.org>