Move to 2020.2

Point update_schemas.py at 2020.2 and run the script.

An overview of 2020.2 can be found at:
https://www.dmtf.org/sites/default/files/Redfish_Release_2020.2_Overview.pdf

Tested: Loaded on a Witherspoon and ran the validator.
        See the new schemas.
Change-Id: Idb6cbc58efe484dcffa0cc22deff3a4746af67ed
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/static/redfish/v1/JsonSchemas/Event/Event.json b/static/redfish/v1/JsonSchemas/Event/Event.json
index 90c38c4..8c33690 100644
--- a/static/redfish/v1/JsonSchemas/Event/Event.json
+++ b/static/redfish/v1/JsonSchemas/Event/Event.json
@@ -1,5 +1,5 @@
 {
-    "$id": "http://redfish.dmtf.org/schemas/v1/Event.v1_4_2.json",
+    "$id": "http://redfish.dmtf.org/schemas/v1/Event.v1_5_0.json",
     "$ref": "#/definitions/Event",
     "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema-v1.json",
     "copyright": "Copyright 2014-2020 DMTF. For the full DMTF copyright policy, see http://www.dmtf.org/about/policies/copyright",
@@ -202,6 +202,20 @@
                     "readonly": true,
                     "type": "string"
                 },
+                "MessageSeverity": {
+                    "anyOf": [
+                        {
+                            "$ref": "http://redfish.dmtf.org/schemas/v1/Resource.json#/definitions/Health"
+                        },
+                        {
+                            "type": "null"
+                        }
+                    ],
+                    "description": "The severity of the message in this event.",
+                    "longDescription": "This property shall contain the severity of the message in this event.",
+                    "readonly": true,
+                    "versionAdded": "v1_5_0"
+                },
                 "Oem": {
                     "$ref": "http://redfish.dmtf.org/schemas/v1/Resource.json#/definitions/Oem",
                     "description": "The OEM extension property.",
@@ -214,10 +228,12 @@
                     "readonly": true
                 },
                 "Severity": {
+                    "deprecated": "This property has been deprecated in favor of MessageSeverity, which ties the values to the enumerations defined for the Health property within Status.",
                     "description": "The severity of the event.",
                     "longDescription": "This property shall contain the severity of the event, as defined by the Redfish Specification.",
                     "readonly": true,
-                    "type": "string"
+                    "type": "string",
+                    "versionDeprecated": "v1_5_0"
                 }
             },
             "required": [
@@ -299,6 +315,6 @@
         }
     },
     "owningEntity": "DMTF",
-    "release": "2019.1",
-    "title": "#Event.v1_4_2.Event"
+    "release": "2020.2",
+    "title": "#Event.v1_5_0.Event"
 }
\ No newline at end of file