Add story example to illustrate resetting ReactCodeInput 40818419#69 40818419#129

Author: acusti

src/ReactCodeInput.stories.js

@@ -117,4 +117,16 @@ propVariantStories
   )
   .add('disabled', () =>
     <ReactCodeInput disabled={boolean('disabled', true)} />
-  );
+  )
+  .add('reset', ResetForm);
+
+function ResetForm() {
+    const [value, setValue] = React.useState(null);
+
+    return (
+        <React.Fragment>
+          <ReactCodeInput onChange={() => setValue(null)} value={value} />
+            <button style={{ ...inputStyle, width: 'auto', backgroundColor: 'lightgray' }} onClick={() => setValue('')}>Reset</button>
+        </React.Fragment>
+    )
+}