arch: meson: use secure monitor driver

Now we have to use UCLASS_SM driver instead of
raw smc_call() function call.

Signed-off-by: Alexey Romanov <avromanov@salutedevices.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/r/20230921081346.22157-9-avromanov@salutedevices.com


Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>