chore: typo in css-scrollbars

@frivoal I think you meant to say paint here?

Author: TKDev7

css-scrollbars-1/Overview.bs

@@ -240,7 +240,7 @@ Value Definitions</h3>
 
 	Note: User Agents are expected to use the color
 	in the rendering of the scrollbar,
-	but that does not imply they need to paid the entire thumb or track
+	but that does not imply they need to paint the entire thumb or track
 	with a single solid featureless color.
 	The specified color can be used as a tint for part of the component,
 	lighter or darker shades of the color can be used for highlights, shadows, texture…