renderer: NUKE some dead code

Author: illwieckz

src/engine/renderer/glsl_source/fogQuake3_vp.glsl

@@ -28,7 +28,6 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 uniform float		u_Time;
 
-uniform vec4 u_ColorModulate;
 uniform uint u_ColorGlobal;
 uniform mat4		u_ModelMatrix;
 uniform mat4		u_ModelViewProjectionMatrix;
@@ -58,7 +57,7 @@ void	main()
 
 	VertexFetch( position, LB, color, texCoord, lmCoord );
 
-	color = /* color * u_ColorModulate + */ unpackUnorm4x8( u_ColorGlobal );
+	color = unpackUnorm4x8( u_ColorGlobal );
 
 	DeformVertex( position,
 		      LB.normal,