[Keyboard] Small Refactor of Duck boards (#5521)

* first [ass at pulling out common duck library functions

* use new library in jetfire

* use new library in duck lightsaver

* use new library in octagon v2

* put Device into the library

* refactor send_value

* refactor send_value and send_color

* use pragma once

* use pragma once

* use pragma once

* use pragma once

* rename backlight_led to indicator_leds to match with other duck boards

* rename enum

* make #define names consistent

* rename ducklib to duck_led

* update rules.mk ?= to =

* put rgb in the correct order

* add debounce debugging printouts

* turn on bootmagic lite and set it to the top left most key commonly programmed as Escape

* add reset key documentation

* fix that typo

* Update keyboards/duck/duck_led/duck_led.c

Co-Authored-By: mechmerlin <30334081+mechmerlin@users.noreply.github.com>

* include the correct library

keyboards/duck/duck_led/duck_led.c

@@ -0,0 +1,7 @@
+#include <avr/io.h>
+#include "duck_led.h"
+#include "quantum.h"
+
+void show(void) {
+  wait_us((RES / 1000UL) + 1);
+}

keyboards/duck/duck_led/duck_led.h

@@ -0,0 +1,16 @@
+#pragma once
+
+#define RES 6000
+
+#define NS_PER_SEC (1000000000L)
+#define CYCLES_PER_SEC (F_CPU)
+#define NS_PER_CYCLE (NS_PER_SEC / CYCLES_PER_SEC)
+#define NS_TO_CYCLES(n) ((n) / NS_PER_CYCLE)
+
+enum Device {
+  Device_PCBRGB,
+  Device_STATUSLED
+};
+
+void show(void);
+