update

Author: welovej

specification/network/resource-manager/Microsoft.Network/Vmss/readme.md

@@ -37,8 +37,7 @@ These settings apply only when `--tag=package-2025-05-01` is specified on the co
 
 ```yaml $(tag) == 'package-2025-05-01'
 input-file:
-  - stable/2025-05-01/vmssNetworkInterface.json
-  - stable/2025-05-01/vmssPublicIpAddress.json
+  - stable/2025-05-01/openapi.json
 suppressions:
   - code: PutResponseCodes
     reason: Required for multiple response codes. Reviewed by ARM team.