Move to 2020.4

2020.4 contains a lot of new schemas.
New feature include: new power and thermal schemas, conditions,
and new account types.

For more information, see:
https://www.dmtf.org/sites/default/files/Redfish_Release_2020.4_Overview.pdf

Tested: Validator passes. Able to see new schemas.
Change-Id: I7fb860c84fa4cff80698dcb26a463b155e6faba7
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/static/redfish/v1/JsonSchemas/index.json b/static/redfish/v1/JsonSchemas/index.json
index c6d6833..aa9e309 100644
--- a/static/redfish/v1/JsonSchemas/index.json
+++ b/static/redfish/v1/JsonSchemas/index.json
@@ -4,7 +4,7 @@
   "@odata.type": "#JsonSchemaFileCollection.JsonSchemaFileCollection",
   "Name": "JsonSchemaFile Collection",
   "Description": "Collection of JsonSchemaFiles",
-  "Members@odata.count": 111,
+  "Members@odata.count": 118,
   "Members": [
     {
       "@odata.id": "/redfish/v1/JsonSchemas/AccelerationFunction"
@@ -79,6 +79,9 @@
       "@odata.id": "/redfish/v1/JsonSchemas/EndpointGroup"
     },
     {
+      "@odata.id": "/redfish/v1/JsonSchemas/EnvironmentMetrics"
+    },
+    {
       "@odata.id": "/redfish/v1/JsonSchemas/EthernetInterface"
     },
     {
@@ -103,6 +106,9 @@
       "@odata.id": "/redfish/v1/JsonSchemas/Facility"
     },
     {
+      "@odata.id": "/redfish/v1/JsonSchemas/Fan"
+    },
+    {
       "@odata.id": "/redfish/v1/JsonSchemas/HostInterface"
     },
     {
@@ -220,6 +226,15 @@
       "@odata.id": "/redfish/v1/JsonSchemas/PowerEquipment"
     },
     {
+      "@odata.id": "/redfish/v1/JsonSchemas/PowerSubsystem"
+    },
+    {
+      "@odata.id": "/redfish/v1/JsonSchemas/PowerSupply"
+    },
+    {
+      "@odata.id": "/redfish/v1/JsonSchemas/PowerSupplyMetrics"
+    },
+    {
       "@odata.id": "/redfish/v1/JsonSchemas/PrivilegeRegistry"
     },
     {
@@ -307,6 +322,12 @@
       "@odata.id": "/redfish/v1/JsonSchemas/Thermal"
     },
     {
+      "@odata.id": "/redfish/v1/JsonSchemas/ThermalMetrics"
+    },
+    {
+      "@odata.id": "/redfish/v1/JsonSchemas/ThermalSubsystem"
+    },
+    {
       "@odata.id": "/redfish/v1/JsonSchemas/Triggers"
     },
     {