UX Workflow improvements for Physics Materials (#1237)

- Added button to PhysX Collider Component in PhysX Mesh's field to open FBX Settings.
- Added button Material Selection to open the physics material library in Asset Editor.
- Default Material in PhysX configuration is read only and consistent with the text in combo boxes.
- Material configuration field "Surface Type" renamed to "Name"
- Fixed bug in EditorColliderComponent where the material selection was not updated when changing the library.
- Fixed bug where the materials selection was not set to default when a physics material from the asset was not found in the library.
- Added attributes 'BrowseButtonEnabled' and 'BrowseButtonVisible' to PropertyAssetCtrl.
- Updated physx configuration setreg files of AutomatedTesting project.

Gems/PhysX/Code/Source/SystemComponent.cpp

@@ -94,7 +94,7 @@ namespace PhysX
     void SystemComponent::Reflect(AZ::ReflectContext* context)
     {
         D6JointLimitConfiguration::Reflect(context);
-        Pipeline::MeshAssetData::Reflect(context);
+        Pipeline::MeshAsset::Reflect(context);
 
         PhysX::ReflectionUtils::ReflectPhysXOnlyApi(context);