During rework somehow msm8976 num_clk got removed, restore it.

Fixes: d6edc31f ("clk: qcom: smd-rpm: Separate out interconnect bus clocks")
Signed-off-by: Adam Skladowski <a39.skl@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240401171641.8979-1-a39.skl@gmail.comSigned-off-by: Bjorn Andersson <andersson@kernel.org>