clk: meson: s4: pll: fix frac maximum value for hifi_pll

The fractional denominator of S4's hifi_pll fractional multiplier is
fixed to 100000.

Fixes: 80344f4c1a1e ("clk: meson: s4: pll: hifi_pll support fractional multiplier")
Signed-off-by: Chuan Liu <chuan.liu@amlogic.com>
Link: https://lore.kernel.org/r/20240909-fix_clk-v3-3-a6d8f6333c04@amlogic.com


Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>