Fixes setting of the physical material in the `utils.kit.create_ground_plane` function (#4)

* Fix on physical material initialization
* Updates changelog and extension.toml
Co-authored-by: Kaixian Qu <kaixqu@leggedrobotics.com>
Co-authored-by: Mayank Mittal <mittalma@leggedrobotics.com>

source/extensions/omni.isaac.orbit/config/extension.toml

 [package]
 
 # Note: Semantic Versioning is used: https://semver.org/
-version = "0.1.0"
+version = "0.1.1"
 
 # Description
 title = "ORBIT framework for Robot Learning"

source/extensions/omni.isaac.orbit/docs/CHANGELOG.rst

 Changelog
 ---------
 
+0.1.1 (2023-01-24)
+~~~~~~~~~~~~~~~~~~
+
+Fixed
+^^^^^
+
+* Fixed setting of physics material on the ground plane when using :meth:``omni.isaac.orbit.utils.kit.create_ground_plane`` function.
+
+
 0.1.0 (2023-01-17)
 ~~~~~~~~~~~~~~~~~~
 

source/extensions/omni.isaac.orbit/omni/isaac/orbit/utils/kit.py

@@ -61,7 +61,12 @@ def create_ground_plane(
     # Spawn Ground-plane
     prim_utils.create_prim(prim_path, usd_path=usd_path, translation=(0.0, 0.0, z_position))
     # Create physics material
-    material = PhysicsMaterial(f"{prim_path}/groundMaterial", static_friction, dynamic_friction, restitution)
+    material = PhysicsMaterial(
+        f"{prim_path}/groundMaterial",
+        static_friction=static_friction,
+        dynamic_friction=dynamic_friction,
+        restitution=restitution,
+    )
     # Apply PhysX Rigid Material schema
     physx_material_api = PhysxSchema.PhysxMaterialAPI.Apply(material.prim)
     # Set patch friction property