Add hardware specific headers to variant.h

Signed-off-by: Ajay Bhargav <[email protected]>

Author: ajaybhargav

cores/siwigsm/Arduino.h

@@ -24,6 +24,7 @@
 #ifndef Arduino_h
 #define Arduino_h
 
+#include <inttypes.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <stdlib.h>

variants/s20u/variant.h

@@ -10,6 +10,7 @@
 #include <hw/gpio.h>
 #include <hw/adc.h>
 #include <hw/pwm.h>
+#include <hw/i2c.h>
 
 #include <ril.h>