Add unit to prop table

Author: MakingSpiderSense

docs/holdable/README.md

@@ -26,10 +26,10 @@ Add the `holdable` component to an entity you'd like to make grabbable, such as
 
 ## Properties
 
-| Parameter | Type | Description                                                                       | Default | Options                          |
-| --------- | ---- | --------------------------------------------------------------------------------- | ------- | -------------------------------- |
-| position  | vec3 | Local offset position where the object should be held (relative to controller).   | `0 0 0` | Any position coordinates         |
-| rotation  | vec3 | Local offset rotation applied when held (relative to controller).                 | `0 0 0` | Any rotation angles (in degrees) |
+| Parameter | Type | Description                                                                       | Default | Options                              |
+| --------- | ---- | --------------------------------------------------------------------------------- | ------- | ------------------------------------ |
+| position  | vec3 | Local offset position where the object should be held (relative to controller).   | `0 0 0` | Any position coordinates (in meters) |
+| rotation  | vec3 | Local offset rotation applied when held (relative to controller).                 | `0 0 0` | Any rotation angles (in degrees)     |
 
 **Note**: Left-hand interactions are mirrored - position and rotation offsets are automatically flipped when grabbing with the left hand.