removed spatial mouse for now

Author: StephenHodgson

Assets/MixedRealityToolkit-SDK/Profiles/DefaultMixedRealityRegisteredComponentsProfile.asset

@@ -54,10 +54,3 @@ MonoBehaviour:
     priority: 10
     runtimePlatform: -1
     configurationProfile: {fileID: 0}
-  - componentType:
-      reference: Microsoft.MixedReality.Toolkit.Core.Devices.UnityInput.MouseDeviceManager,
-        Microsoft.MixedReality.Toolkit
-    componentName: Unity Spatial Mouse Input
-    priority: 10
-    runtimePlatform: -1
-    configurationProfile: {fileID: 0}