clk: clocking-wizard: Move clocking-wizard out

Add clocking wizard driver to clk.
And delete the driver from the staging as it is in drivers/clk.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/20220411100443.15132-3-shubhrajyoti.datta@xilinx.com


Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>