feat: Adds the ability to sort conversations (#6853)

* Add sort filter

* Change UI

* Change filter

* Complete sort by filters

* Style fixes

* Fix default sort

* Update app/javascript/dashboard/components/widgets/conversation/ConversationBasicFilter.vue

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>

* Update app/javascript/dashboard/components/widgets/conversation/ConversationBasicFilter.vue

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>

* Update app/javascript/dashboard/components/ChatList.vue

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>

* Added translation

* Added review fixes

* Add more updates

* Code cleanups

* Update last_activity_at on message received event

* Cleans up the design for chatlist and icons

* Fix sort

* Remove inline styles

* Add tag along with the title

---------

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>
Co-authored-by: Pranav Raj S <pranav@chatwoot.com>
Co-authored-by: Nithin David Thomas <1277421+nithindavid@users.noreply.github.com>

app/javascript/dashboard/constants/globals.js

@@ -12,6 +12,10 @@ export default {
     SNOOZED: 'snoozed',
     ALL: 'all',
   },
+  SORT_BY_TYPE: {
+    LATEST: 'latest',
+    CREATED_AT: 'sort_on_created_at',
+  },
   ARTICLE_STATUS_TYPES: {
     DRAFT: 0,
     PUBLISH: 1,