remove accidental whitespace change

Author: quicklywilliam

policy/README.md

@@ -249,12 +249,12 @@ An individual `Rule` object is defined by the following fields:
 
 | Name      | Description         |
 | --------- | ------------------- |
-| `seconds`             | Seconds             |
-| `minutes`             | Minutes             |
-| `hours`               | Hours               |
-| `days`               | Days                |
-| `mph`                 | Miles per hour      |
-| `kph`                 | Kilometers per hour |
+| `seconds` | Seconds             |
+| `minutes` | Minutes             |
+| `hours`   | Hours               |
+| `days`    | Days                |
+| `mph`     | Miles per hour      |
+| `kph`     | Kilometers per hour |
 
 ### Rate Recurrences
 Rate recurrences specify when a rate is applied – either once, or periodically according to a `time_unit` specified using [Rule Units](#rule-units). A `time_unit` refers to a unit of time as measured in local time for the juristiction – a day begins at midnight local time, an hour begins at the top of the hour, etc.