Move defines from cmake files into noridc files

This requires changing of nordic source but do away with
magic defines in parent modules

note on #define asm __ASM
all yotta mobule compile with -std=c99 which does not
include "asm" keyword.

source/extra_defines.cmake

@@ -1,2 +0,0 @@
-add_definitions(-DBLE_STACK_SUPPORT_REQD)
-add_definitions(-Dasm=__ASM)

source/nordic_sdk/components/drivers_nrf/hal/nrf_delay.h

@@ -3,6 +3,8 @@
 
 #include "nrf.h"
 
+#define asm __ASM
+
 /*lint --e{438, 522} "Variable not used" "Function lacks side-effects" */
 #if defined ( __CC_ARM   )
 static __ASM void __INLINE nrf_delay_us(uint32_t volatile number_of_us)

source/nordic_sdk/components/softdevice/common/softdevice_handler/ble_stack_handler_types.h

@@ -22,6 +22,7 @@
 #ifndef BLE_STACK_HANDLER_TYPES_H__
 #define BLE_STACK_HANDLER_TYPES_H__
 
+#define BLE_STACK_SUPPORT_REQD
 #ifdef BLE_STACK_SUPPORT_REQD
 
 #include <stdlib.h>