typo

Author: Chris Lilley

css-color-4/Overview.bs

@@ -5525,7 +5525,7 @@ Serializing sRGB values</h3>
 	are converted to 0.
 
 	For compatibility, the sRGB component values
-	are serialized in <<number>> form, not <<percentage>>).
+	are serialized in <<number>> form, not <<percentage>>.
 	Also for compatibility,
 	the component values are serialized in base 10,
 	with a range of [0-255], regardless of