clk: stm32mp2: use of STM32 access controller

Use an STM32 access controller to filter the registration of clocks.
If a clock is used by the security world, then it must not registered.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@foss.st.com>
Link: https://lore.kernel.org/r/20240529131310.260954-2-gabriel.fernandez@foss.st.com


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