docs/library/neopixel: Add note that neopixel is included in rp2 builds.

lurch · dpgeorge · commit fa15aed0f718 · 2022-07-23T23:27:04.000+10:00
diff --git a/docs/library/neopixel.rst b/docs/library/neopixel.rst
@@ -6,7 +6,7 @@
 
 This module provides a driver for WS2818 / NeoPixel LEDs.
 
-.. note:: This module is only included by default on the ESP8266 and ESP32
+.. note:: This module is only included by default on the ESP8266, ESP32 and RP2
    ports. On STM32 / Pyboard, you can `download the module
    <https://github.com/micropython/micropython/blob/master/drivers/neopixel/neopixel.py>`_
    and copy it to the filesystem.
