Add Workbooks Microsoft Sentinel Cost (EUR) (#6924)

* Add Workbooks Microsoft Sentinel Cost (EUR)

* Fix file name file add (l)

* Fix version on WorkbooksMetadata.json

Workbooks/WorkbooksMetadata.json

@@ -2204,5 +2204,18 @@
                 "Platform"
             ]
         }
-    }      
+    },   
+    {
+      "workbookKey": "MicrosoftSentinelCostEUR",
+      "logoFileName": "Azure_Sentinel.svg",
+      "description": "This workbook provides an estimated cost in EUR (€) across the main billed items in Microsoft Sentinel: ingestion, retention and automation. It also provides insight about the possible impact of the Microsoft 365 E5 offer.",
+      "dataTypesDependencies": [],
+      "dataConnectorsDependencies": [],
+      "previewImagesFileNames": [ "MicrosoftSentinelCostEURWhite.png", "MicrosoftSentinelCostEURBlack.png"],
+      "version": "1.0.0",
+      "title": "Microsoft Sentinel Cost (EUR)",
+      "templateRelativePath": "MicrosoftSentinelCostEUR.json",
+      "subtitle": "",
+      "provider": "Microsoft Sentinel Community"
+    }   
  ]