Feat: Show working hours on widget (#1823)

Feat: Display out of office message based on business hours

Co-authored-by: Pranav Raj Sreepuram <pranavrajs@gmail.com>
Co-authored-by: Sojan Jose <sojan@pepalo.com>

app/javascript/widget/components/ChatHeader.vue

@@ -31,14 +31,13 @@
 import { mapGetters } from 'vuex';
 import HeaderActions from './HeaderActions';
 import configMixin from 'widget/mixins/configMixin';
-import teamAvailabilityMixin from 'widget/mixins/teamAvailabilityMixin';
 
 export default {
   name: 'ChatHeader',
   components: {
     HeaderActions,
   },
-  mixins: [configMixin, teamAvailabilityMixin],
+  mixins: [configMixin],
   props: {
     avatarUrl: {
       type: String,