Update CiscoASA.JSON

Update connector title as legacy after to releasing public preview of AMA based connector

Solutions/CiscoASA/Data Connectors/CiscoASA.JSON

@@ -1,6 +1,6 @@
 {
   "id": "CiscoASA",
-  "title": "Cisco ASA",
+  "title": "Cisco ASA via Legacy Agent",
   "publisher": "Cisco",
   "descriptionMarkdown": "The Cisco ASA firewall connector allows you to easily connect your Cisco ASA logs with Microsoft Sentinel, to view dashboards, create custom alerts, and improve investigation. This gives you more insight into your organization's network and improves your security operation capabilities.",
   "logo": "CiscoLogo.svg",
@@ -144,4 +144,4 @@
       "tier": "developer"
     }
   }
-}
+}