Move to 2019.4

Make changes to update_schemas.py needed for the move and run
update_schemas.py.

To see an overview of 2019.4 see
https://www.dmtf.org/sites/default/files/Redfish_Release_2019.4_Overview.pdf

Tested: Built bmcweb, loaded on a Witherspoon, and ran
        the validator. No errors.

See new schemas:
 curl -k https://${bmc}/redfish/v1/JsonSchemas/VCATEntry
{
    "@odata.context": "/redfish/v1/$metadata#JsonSchemaFile.JsonSchemaFile",
    "@odata.id": "/redfish/v1/JsonSchemas/VCATEntry",
    "@odata.type": "#JsonSchemaFile.v1_0_2.JsonSchemaFile",
    "Name": "VCATEntry Schema File",
    "Schema": "#VCATEntry.VCATEntry",

Change-Id: I5ae6e3c655e44c82c4457515555bdb934dfb7763
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/static/redfish/v1/schema/Drive_v1.xml b/static/redfish/v1/schema/Drive_v1.xml
index 7be03b6..45afd72 100644
--- a/static/redfish/v1/schema/Drive_v1.xml
+++ b/static/redfish/v1/schema/Drive_v1.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!---->
 <!--################################################################################                   -->
-<!--# Redfish Schema:  Drive v1.8.0                                                                    -->
+<!--# Redfish Schema:  Drive v1.9.0                                                                    -->
 <!--#                                                                                                  -->
 <!--# For a detailed change log, see the README file contained in the DSP8010 bundle,                  -->
 <!--# available at http://www.dmtf.org/standards/redfish                                               -->
@@ -729,5 +729,19 @@
       </ComplexType>
     </Schema>
 
+    <Schema xmlns="http://docs.oasis-open.org/odata/ns/edm" Namespace="Drive.v1_9_0">
+      <Annotation Term="Redfish.OwningEntity" String="DMTF"/>
+      <Annotation Term="Redfish.Release" String="2019.4"/>
+      <Annotation Term="OData.Description" String="This version was created to add Multipath property for Drive."/>
+
+      <EntityType Name="Drive" BaseType="Drive.v1_8_0.Drive">
+        <Property Name="Multipath" Type="Edm.Boolean">
+          <Annotation Term="OData.Permissions" EnumMember="OData.Permission/Read"/>
+          <Annotation Term="OData.Description" String="An indication of whether the drive is accessible from multiple paths."/>
+          <Annotation Term="OData.LongDescription" String="This property shall indicate whether the drive is accessible by an initiator from multiple paths allowing for failover capabilities upon a path failure."/>
+        </Property>
+      </EntityType>
+    </Schema>
+
   </edmx:DataServices>
 </edmx:Edmx>