update test renderer (#32)

update test renderer

Author: Can-Sahin

app/containers/App/tests/index.test.tsx

@@ -1,9 +1,9 @@
 import React from 'react';
-import ShallowRenderer from 'react-test-renderer/shallow';
+import { createRenderer } from 'react-test-renderer/shallow';
 
 import App from '../index';
 
-const renderer = new ShallowRenderer();
+const renderer = createRenderer();
 
 describe('<App />', () => {
   it('should render and match the snapshot', () => {

internals/templates/containers/App/tests/index.test.tsx

@@ -1,9 +1,9 @@
 import React from 'react';
-import ShallowRenderer from 'react-test-renderer/shallow';
+import { createRenderer } from 'react-test-renderer/shallow';
 
 import App from '../index';
 
-const renderer = new ShallowRenderer();
+const renderer = createRenderer();
 
 describe('<App />', () => {
   it('should render and match the snapshot', () => {