Added color wheel that have QMK HSV values. (#8997)

I've converted the 360 color wheel to the 255 color wheel for QMK HSV values.

docs/feature_rgblight.md

@@ -41,6 +41,8 @@ Changing the **Hue** cycles around the circle.<br>
 Changing the **Saturation** moves between the inner and outer sections of the wheel, affecting the intensity of the color.<br>
 Changing the **Value** sets the overall brightness.<br>
 
+![QMK Color Wheel with HSV Values](https://i.imgur.com/vkYVo66.jpg)
+
 ## Keycodes
 
 |Key                |Aliases   |Description                                                         |