Fix the following make W=1 warning:

  drivers/clk/analogbits/wrpll-cln28hpc.c:227: warning: expecting prototype for wrpll_configure(). Prototype was for wrpll_configure_for_rate() instead
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210601114154.3163327-1-yangyingliang@huawei.comSigned-off-by: Stephen Boyd <sboyd@kernel.org>