Integrated gate storage/swift: blacklist more tests

Add all the scenario network tests which mainly involves network
and compute.
Also, fix an incorrect entry which most likely has no matches
(test_network_v6.py test_security_groups_basic_ops.py are different
files at the same level).

Change-Id: I936f263b4c1d96689d276ecfcf25ef1560d66ced
2 files changed