Update README.md

Author: dimtzionas

README.md

@@ -10,8 +10,8 @@
   * [Description](#description)
   * [Installation](#installation)
   * [Downloading the model](#downloading-the-model)
-  * [Loading SMPL-X, SMPL+H and SMPL](#loading-smpl-x-smpl+h-and-smpl) 
-    * [SMPL and SMPL+H setup](#smpl-and-smpl+h-setup)
+  * [Loading SMPL-X, SMPL+H and SMPL](#loading-smpl-x-smplh-and-smpl) 
+    * [SMPL and SMPL+H setup](#smpl-and-smplh-setup)
     * [Model loading](https://github.com/vchoutas/smplx#model-loading)
   * [Example](#example)
   * [Citation](#citation)