added missing colorCorrection uniform to AR shader

Author: codeanticode

mode/libraries/ar/src/assets/shaders/ARTexLightFrag.glsl

@@ -19,14 +19,15 @@
   Free Software Foundation, Inc., 59 Temple Place, Suite 330,
   Boston, MA  02111-1307  USA
 */
+
 #ifdef GL_ES
 precision mediump float;
 precision mediump int;
 #endif
 
 uniform sampler2D texture;
-
 uniform vec2 texOffset;
+uniform vec4 colorCorrection;
 
 varying vec4 vertColor;
 varying vec4 backVertColor;