feat: UI to show the SLA threshold in chat screen (#9146)

- UI will show the breach in the conversation list.
- UI will show the breach in the conversation header.

Fixes: https://linear.app/chatwoot/issue/CW-3146/update-the-ui-to-show-the-breach-in-the-conversation-list
Fixes: https://linear.app/chatwoot/issue/CW-3144/ui-update-to-show-the-breachgoing-to-breach

app/javascript/dashboard/i18n/locale/en/conversation.json

@@ -69,8 +69,14 @@
         "FRT": "FRT {status}",
         "NRT": "NRT {status}",
         "RT": "RT {status}",
-        "BREACH": "breach",
+        "MISSED": "missed",
         "DUE": "due"
+      },
+      "SLA_POPOVER": {
+        "FRT": "First Response Time",
+        "NRT": "Next Response Time",
+        "RT": "Resolution Time",
+        "MISSED": "missed on"
       }
     },
     "RESOLVE_DROPDOWN": {