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/schema/ChassisCollection_v1.xml b/static/redfish/v1/schema/ChassisCollection_v1.xml
index ffa87ab..3fcb877 100644
--- a/static/redfish/v1/schema/ChassisCollection_v1.xml
+++ b/static/redfish/v1/schema/ChassisCollection_v1.xml
@@ -38,7 +38,7 @@
         <Annotation Term="Capabilities.InsertRestrictions">
           <Record>
             <PropertyValue Property="Insertable" Bool="true"/>
-            <Annotation Term="OData.Description" String="Implementations may allow creation and deletion of chassis resources to show containment relationships, such as a rack enclosure."/>
+            <Annotation Term="OData.Description" String="Implementations can allow creation and deletion of chassis resources to show containment relationships, such as a rack enclosure."/>
           </Record>
         </Annotation>
         <Annotation Term="Capabilities.UpdateRestrictions">