run prettier to fix issue in docs

Author: thomend

docs/index.md

@@ -22,8 +22,8 @@ Score: 10.0 🥇
 
 In this example, the model `customers` scores the maximum value of `10.0` as it
 passes all the rules. It also is awarded a golden medal because of the perfect
-score. By default a passing model or source with or without rule violations will not be
-shown, unless we pass the `--show-all` flag.
+score. By default a passing model or source with or without rule violations will
+not be shown, unless we pass the `--show-all` flag.
 
 ## Philosophy