feat: Change the date format display in widget (#1528)

Co-authored-by: Pranav <pranav@chatwoot.com>

app/javascript/shared/components/specs/DateSeparator.spec.js

@@ -1,12 +1,15 @@
 import { mount } from '@vue/test-utils';
 import DateSeparator from '../DateSeparator';
 
-describe('Spinner', () => {
+describe('DateSeparator', () => {
   test('matches snapshot', () => {
     const wrapper = mount(DateSeparator, {
       propsData: {
         date: 'Nov 18, 2019',
       },
+      mocks: {
+        $t: () => {},
+      },
     });
     expect(wrapper.isVueInstance()).toBeTruthy();
     expect(wrapper.element).toMatchSnapshot();