Modify vlan id output for vswitch query API
Modify vlan id output for vswitch query API

Change-Id: Ib60a5599dbb7f58122e3cc56099d11bb1ce475e0

mfcloud/python-zvm-sdk,mfcloud/python-zvm-sdk,mfcloud/python-zvm-sdk,mfcloud/python-zvm-sdk