message: Update docs/content/CounterLabel.md to use double quotes
diff: @@ -9,8 +9,8 @@ Use the CounterLabel component to add a count to navigational elements and butto
  ```jsx live
  <CounterLabel>12</CounterLabel>
  -<CounterLabel scheme={'primary'}>13</CounterLabel>
  -<CounterLabel scheme={'secondary'}>13</CounterLabel>
  +<CounterLabel scheme="primary">13</CounterLabel>
  +<CounterLabel scheme="secondary">13</CounterLabel>
  ```
  ## System props
  