fix: typo in style example (OAI#3180)

Author: handrews

versions/3.0.4.md

@@ -1070,7 +1070,7 @@ The following table shows examples of rendering differences for each value.
 ----------- | ------ | -------- | -------- | -------- | -------
 matrix | false | ;color | ;color=blue | ;color=blue,black,brown | ;color=R,100,G,200,B,150
 matrix | true | ;color | ;color=blue | ;color=blue;color=black;color=brown | ;R=100;G=200;B=150
-label | false | .  | .blue |  .blue.black.brown | .R.100.G.200.B.150
+label | false | .  | .blue |  .blue,black,brown | .R,100,G,200,B,150
 label | true | . | .blue |  .blue.black.brown | .R=100.G=200.B=150
 form | false | color= | color=blue | color=blue,black,brown | color=R,100,G,200,B,150
 form | true | color= | color=blue | color=blue&color=black&color=brown | R=100&G=200&B=150