Examples: Clean up convex geometry

examples/webgl_geometry_convex.html

@@ -68,12 +68,12 @@
 
 				scene.add( new THREE.AmbientLight( 0x222222 ) );
 
-        // light
+				// light
 
 				var light = new THREE.PointLight( 0xffffff, 1 );
 				camera.add( light );
 
-        // helper
+				// helper
 
 				scene.add( new THREE.AxisHelper( 20 ) );