drivers: i3c: mcux: add api call for default handler

add api calls for the default handlers for i2c and i3c rtio

Signed-off-by: Ryan McClelland <ryanmcclelland@meta.com>

drivers/i3c/i3c_mcux.c

@@ -2094,6 +2094,9 @@ static DEVICE_API(i3c, mcux_i3c_driver_api) = {
 	.i2c_api.configure = mcux_i3c_i2c_api_configure,
 	.i2c_api.transfer = mcux_i3c_i2c_api_transfer,
 	.i2c_api.recover_bus = mcux_i3c_recover_bus,
+#ifdef CONFIG_I2C_RTIO
+	.i2c_api.iodev_submit = i2c_iodev_submit_fallback,
+#endif
 
 	.configure = mcux_i3c_configure,
 	.config_get = mcux_i3c_config_get,
@@ -2111,6 +2114,10 @@ static DEVICE_API(i3c, mcux_i3c_driver_api) = {
 	.ibi_enable = mcux_i3c_ibi_enable,
 	.ibi_disable = mcux_i3c_ibi_disable,
 #endif
+
+#ifdef CONFIG_I3C_RTIO
+	.iodev_submit = i3c_iodev_submit_fallback,
+#endif
 };
 
 #define I3C_MCUX_DEVICE(id)							\