Removed Fallback Resource Block

Workbooks/Sentinel_Central.json

@@ -4211,9 +4211,6 @@
       "name": "group - rules"
     }
   ],
-  "fallbackResourceIds": [
-    "/subscriptions/c2d8e7cd-7123-4a13-b510-435ca4ffc648/resourcegroups/mit-soc-service-rg/providers/microsoft.operationalinsights/workspaces/mitl-internal-csservice-la"
-  ],
   "fromTemplateId": "sentinel-SentinelCentral",
   "$schema": "https://github.com/Microsoft/Application-Insights-Workbooks/blob/master/schema/workbook.json"
 }