Update webgl_geometry_text_earcut.html

Fix for geometry text earcut example

examples/webgl_geometry_text_earcut.html

@@ -54,7 +54,7 @@
 			    }
 			}
 
-			THREE.Shape.Utils.triangulateShape = function ( contour, holes ) {
+			THREE.ShapeUtils.triangulateShape = function ( contour, holes ) {
 			    var vertices = [];
 
 			    addContour( vertices, contour );