Update pyproject.toml

Author: boris-il-forte

pyproject.toml

@@ -40,6 +40,7 @@ dynamic = ["version"]
 where = ["."]
 
 [project.optional-dependencies]
+# To install SMPL, you need to accept the license as described here https://github.com/vchoutas/smplx
 smpl = [
     "torch",
     "tqdm",
@@ -63,4 +64,4 @@ loco-mujoco-set-amass-path = "loco_mujoco.utils:set_amass_path"
 loco-mujoco-set-conv-amass-path = "loco_mujoco.utils:set_converted_amass_path"
 loco-mujoco-set-lafan1-path = "loco_mujoco.utils:set_lafan1_path"
 loco-mujoco-set-conv-lafan1-path = "loco_mujoco.utils:set_converted_lafan1_path"
-loco-mujoco-set-all-caches = "loco_mujoco.utils:set_all_caches"
+loco-mujoco-set-all-caches = "loco_mujoco.utils:set_all_caches"