Rolled back devicemanagement to the one that 2.19.0 had.

Author: timayabi2020

openApiDocs/beta/DeviceManagement.Actions.yml

@@ -487,4 +487,4 @@ components:
           tokenUrl: https://login.microsoftonline.com/common/oauth2/v2.0/token
           scopes: { }
 security:
-  - azureaadv2: [ ]
+  - azureaadv2: [ ]