clk: qcom: alpha-pll: add support for power off mode for lucid evo PLL

PLLs can be kept in standby (default configuration) or in off mode
when disabled during power collapse. Hence add support for pll
disable off mode for lucid evo PLL.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220908222850.3552050-3-dmitry.baryshkov@linaro.org