Update webgl_buffergeometry_custom_attributes_particles.html

examples/webgl_buffergeometry_custom_attributes_particles.html

@@ -83,7 +83,7 @@
 					blending: THREE.AdditiveBlending,
 					depthTest: false,
 					transparent: true,
-					vertexColors: true
+					vertexColors: THREE.VertexColors
 
 				} );