Add another email address for Bingshen Wang.
Add another email address for Bingshen Wang.

Change-Id: Ib5bf07f3a1ed0e3fd9935fe3828ff421402557a5

0xf2/stackalytics,openstack/stackalytics,stackforge/stackalytics,0xf2/stackalytics,openstack/stackalytics,stackforge/stackalytics,0xf2/stackalytics,openstack/stackalytics,stackforge/stackalytics,openstack/stackalytics,0xf2/stackalytics