Update FormArray.md

Kuldeep Saxena · web-flow · commit db3a1f783280 · 2017-12-30T00:40:52.000+05:30
diff --git a/docs/api/FormArray.md b/docs/api/FormArray.md
@@ -59,11 +59,6 @@ controls: AbstractControl[]
 ```
 ##
 ```ts
-submitted: boolean
-```
-A form is submitted if the `handleSubmit` function has been called on it.
-##
-```ts
 at(index: number): AbstractControl
 ```
 Get the [AbstractControl](AbstractControl.md) at the given index in the array.
