Ensure RM48 demo compiles in co-operative mode.

FreeRTOS/Demo/CORTEX_R4_RM48_TMS570_CCS5/startup/sys_startup.c

@@ -23,6 +23,7 @@
 #include "sys_vim.h"
 #include "sys_core.h"
 #include "sys_memory.h"
+#include "FreeRTOS.h"
 
 
 /* External Functions */
@@ -43,7 +44,11 @@ static const t_isrFuncPTR s_vim_init[] =
     phantomInterrupt,
     esmHighLevelInterrupt,
     phantomInterrupt,
+	#if configUSE_PREEMPTION == 0
+		vPortNonPreemptiveTick, /* RTI */
+	#else
 		vPortPreemptiveTick,	/* RTI */
+	#endif
     phantomInterrupt,
     phantomInterrupt,
     phantomInterrupt,