Fix broken source link.

docs/api/geometries/ExtrudeBufferGeometry.html

@@ -140,6 +140,6 @@
 
 		<h2>Source</h2>
 
-		[link:https://github.com/mrdoob/three.js/blob/master/src/ExtrudeGeometry.js src/ExtrudeGeometry.js]
+		[link:https://github.com/mrdoob/three.js/blob/master/src/geometries/ExtrudeGeometry.js src/geometries/ExtrudeGeometry.js]
 	</body>
 </html>