update readme images

readme.md

@@ -774,7 +774,7 @@ AutoHotkey inserts the Text right of `Send, ` when this combination is pressed.
 
 ## RGB Under Glow Mod
 
-![Planck with RGB Underglow](https://raw.githubusercontent.com/yangliu/qmk_firmware/planck-rgb/keyboards/planck/keymaps/yang/planck-with-rgb-underglow.jpg)
+![Planck with RGB Underglow](https://raw.githubusercontent.com/jackhumbert/qmk_firmware/master/keyboards/planck/keymaps/yang/planck-with-rgb-underglow.jpg)
 
 Here is a quick demo on Youtube (with NPKC KC60) (https://www.youtube.com/watch?v=VKrpPAHlisY).
 
@@ -799,7 +799,7 @@ The firmware supports 5 different light effects, and the color (hue, saturation,
 
 ### WS2812 Wiring
 
-![WS2812 Wiring](https://raw.githubusercontent.com/yangliu/qmk_firmware/planck-rgb/keyboards/planck/keymaps/yang/WS2812-wiring.jpg)
+![WS2812 Wiring](https://raw.githubusercontent.com/jackhumbert/qmk_firmware/master/keyboards/planck/keymaps/yang/WS2812-wiring.jpg)
 
 Please note the USB port can only supply a limited amount of power to the keyboard (500mA by standard, however, modern computer and most usb hubs can provide 700+mA.). According to the data of NeoPixel from Adafruit, 30 WS2812 LEDs require a 5V 1A power supply, LEDs used in this mod should not more than 20.