[OperationalInsights] Rename 'eTag' property to 'etag' (#18447)

* Add blockchain to latest profile

* Add additional types

* Renamed 'eTag' to 'etag' same as all other ARM resources

* rename 'eTag' to 'etag'

Co-authored-by: Mark Cowlishaw <[email protected]>

Author: dabenhamMic

specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/stable/2021-06-01/Workspaces.json

@@ -632,9 +632,9 @@
           "$ref": "#/definitions/WorkspaceProperties",
           "description": "Workspace properties."
         },
-        "eTag": {
+        "etag": {
           "type": "string",
-          "description": "The ETag of the workspace."
+          "description": "The etag of the workspace."
         }
       },
       "allOf": [