Router appended twice to routers list when created with create_router_by_client

create_router_by_client creates a router by calling either create_router
or create_admin_router
In all these cases, the router is appened twice to the routers list,
i.e. the router is duplicated in that list

Change-Id: I1844abc9d5f14611141b19e9003077e2396fba2a
1 file changed