Refactored ADC to use new regedit functions.

src/ADC/ADC.c

@@ -47,7 +47,7 @@ void ADC_Setup(void)
 
 void ADC_PowerOn(void)
 {
-    RegEdit_SetBit((void *)&ADC1->CTLR2, ADC_ADON);
+    RegEdit_u32_SetBit((void *)&ADC1->CTLR2, ADC_ADON);
 }
 
 void ADC_Init(uint8_t pin_num)

src/ADC/ADC.h

@@ -11,6 +11,7 @@
 #define ADC_H
 
 #include <stdbool.h>
+#include <stddef.h>
 #include <stdint.h>
 
 /**