Added more known issues

README.md

@@ -117,6 +117,13 @@ Currently, there is no plan to change this behavior for the above Microsoft.Web
   - The routeTable property of this type is populated differently when queried than when created or updated unless non-standard parameters are provided. This means deny policies will work, but compliance audits will generally not be correct.
 - Microsoft.Insights/workbooks
   - The collection GET API call for this type doesn't return all workbooks, which could result in some or all workbook resources being incorrectly flagged as non-compliant.
+-Microsoft.Maintenance/configurationAssignments
+  - This type does not support LIST API which does not allow for compliance results to be populated.
+-Microsoft.Maintenance/applyUpdates
+  - This type does not support LIST API which does not allow for compliance results to be populated.
+Microsoft.Cdn/CdnWebApplicationFirewallPolicies
+  - This type does not support LIST API which does not allow for compliance results to be populated.
+
 
 
 ### Resource Type not correctly published by resource provider