chore: Add a redirect link to the conversation in success toast message (#3711)

When creating a conversation from the contacts tab now we can go directly to the conversation by clicking the link in the success message

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

app/javascript/shared/mixins/alertMixin.js

@@ -1,7 +1,7 @@
 export default {
   methods: {
-    showAlert(message) {
-      bus.$emit('newToastMessage', message);
+    showAlert(message, action) {
+      bus.$emit('newToastMessage', message, action);
     },
   },
 };