message: Update gettingStarted.md
  Fix import statement
diff: @@ -46,7 +46,7 @@ To use submodule features, [install the npm package](#npm) and then import a fun
  ```js
  // The main submodule:
  -const addDays from 'date-fns/addDays'
  +import addDays from 'date-fns/addDays'
  // FP variation:
  import addDays from 'date-fns/fp/addDays'
  