Update ASim_DnsCustom.json

ASIM/deploy/EmptyCustomUnifyingParsers/ASim_DnsCustom.json

@@ -3,10 +3,17 @@
   "contentVersion": "1.0.0.0",
   "parameters": {
     "Workspace": {
-      "type": "string"
+      "type": "string",
+      "metadata": {
+        "description": "The Microsoft Sentinel workspace into which the function will be deployed. Has to be in the selected Resource Group."
+      }
     },
-    "location": {
-      "type": "string"
+    "WorkspaceRegion": {
+      "type": "string",
+      "defaultValue": "[resourceGroup().location]",
+      "metadata": {
+        "description": "The region of the selected workspace. The default value will use the Region selection above."
+      }
     }
   },
   "resources": [