update README.md

Author: TLabAltoh

README.md

@@ -61,7 +61,6 @@ Select ```Create/TLab/UI/SDF/SDF Tex Painter``` to add a Scriptable Object to th
 SDF Text Painter converts the cubic Bezier curve to a quadratic Bezier curve based on [this code](https://github.com/googlefonts/cu2qu).
 
 ## TODO
-- support batch rendering
 - support mask in shape editor
 
 ## Lisence