clk: mstar: msc313-mpll: Fix format specifier

The output dividers are unsigned int so the format specifier
should have been %u not %d.

Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Link: https://lore.kernel.org/r/20210215115710.3762276-2-daniel@0x0f.com


Signed-off-by: Stephen Boyd <sboyd@kernel.org>