cleaned up particlefire example

really dug into example to learn and just _leaving the example better then I found it_ but cleaning up some unused values and swizzle redudency in shaders. Tested on desktop and android

data/shaders/particlefire/particle.frag

@@ -11,7 +11,6 @@ layout (location = 1) in float inAlpha;
 layout (location = 2) in flat int inType;
 layout (location = 3) in float inRotation;
 
-
 layout (location = 0) out vec4 outFragColor;
 
 void main () 
@@ -43,4 +42,4 @@ void main ()
 	}
 	
 	outFragColor.rgb = color.rgb * inColor.rgb * alpha;	
-}
+}