Add queue registry so the IAR plug-in can be tested.

Demo/CORTEX_LM3Sxxxx_IAR_Keil/FreeRTOSConfig.h

@@ -82,6 +82,7 @@
 
 #define configMAX_PRIORITIES		( ( unsigned portBASE_TYPE ) 5 )
 #define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
+#define configQUEUE_REGISTRY_SIZE			10
 
 /* Set the following definitions to 1 to include the API function, or zero
 to exclude the API function. */