clk: imx95: enable the clock of NETCMIX block control

The NETCMIX block control consists of registers for configuration of
peripherals in the NETC domain, so enable the clock of NETCMIX to
support the configuration.

Signed-off-by: Wei Fang <wei.fang@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20240829011849.364987-4-wei.fang@nxp.com


Signed-off-by: Abel Vesa <abel.vesa@linaro.org>