Add Locomotion examples to manifest;

examples/init.lua

@@ -13,6 +13,10 @@ return {
   'Interaction/Dragging',
   'Interaction/Controller_Models',
   'Interaction/Hand_Tracking',
+  'Locomotion/Basic_Thumbsticks',
+  'Locomotion/Teleportation_Flat',
+  'Locomotion/Teleportation_Colliders',
+  'Locomotion/Walking_In_Place',
   'Environment/Grid',
   'Environment/Skybox',
   'Lighting/Cel_Shading',