Update README.md
The 'Keep 10 snapshots in Google Drive' example description is used twice in a row.
@@ -42,7 +42,7 @@ Settings can be change easily by starting the add-on and clicking "Settings" in
> ```
* **days_between_snapshots** (default: 3): THow often a new snapshot should be scheduled, eg "1" for daily and "7" for weekly.
- > #### Example: Keep 10 snapshots in Google Drive
+ > #### Example: Take a snapshot every 3 days.
> ```json
> "days_between_snapshots": "3"
> ```
