Merge branch 'ph7_no_blue_blink' of https://github.com/kurte/ArduinoCore-zephyr into ph7_no_blue_blink

Author: KurtE

variants/arduino_portenta_h7_stm32h747xx_m7/variant.cpp

@@ -1,4 +1,5 @@
 #include <zephyr/kernel.h>
+#include <zephyrInternal.h>
 
 void _on_1200_bps() {
     uint32_t tmp = (uint32_t) & (RTC->BKP0R);