Update example

examples/devices/my_device/device_main.cpp

-#include "qthing.h"
+#include <qthing.h>
 
 void device_main() {
     enable_oled();
@@ -6,4 +6,4 @@ void device_main() {
     add_button(GPIO_NUM_18, "edi/cmd/sob", "{\"args\":\"noot\"}");
 
     enable_wlan();
-}
\ No newline at end of file
+}