clk: qcom: EXPORT lucid and zonda pll configure functions

PLL configuration functions can be used by clock drivers
in probe functon to bringup the PLL, so export the same in
order for clock drivers to be compiled as modules.

Change-Id: I655cbec391f1225851d4bda4e3c0613e0d784918
Signed-off-by: Jagadeesh Kona <jkona@codeaurora.org>