Fix using stdio_usb and other interrupts from encrypted binaries

Author: will-v-pi

bootloaders/encrypted/hello_serial.c

@@ -6,8 +6,10 @@
 
 #include <stdio.h>
 #include "pico/stdlib.h"
+#include "hardware/sync.h"
 
 int main() {
+    restore_interrupts_from_disabled(0);
     stdio_init_all();
     while (true) {
         printf("Hello, world!\n");