Avoid server_check_teardown exception breaking tearDown

server_check_teardown will raise Exception which will prevent
other cleanup steps from being executed(i.e., those added with
addCleanup), so server_check_teardown should be called after
super's tearDown.

Change-Id: I1060e2ccdb1ef8ae1e8f1f682fc5d115d129c3ca
4 files changed