Scenario: test_minimum_basic: remove useless function
Scenario: test_minimum_basic: remove useless function

No need to create a function for every 2 lines of code we have. Especially
if we never reuse it elsewhere. Otherwise it leads to spaghetti code.

Change-Id: If27d6dba311b39941a5b8ef9d121435cef0d920a

cisco-openstack/tempest,sebrandon1/tempest,Juniper/tempest,vedujoshi/tempest,openstack/tempest,openstack/tempest,Tesora/tesora-tempest,sebrandon1/tempest,vedujoshi/tempest,Tesora/tesora-tempest,masayukig/tempest,masayukig/tempest,Juniper/tempest,cisco-openstack/tempest