Removes unnecessary utf-8 coding
Removes unnecessary utf-8 coding

The file was added redundant utf-8 coding by some editor.
we can delete it .

Change-Id: I55cfca58af0985fb54f7f6307d96f99ae10bae35

openstack/tempest,cisco-openstack/tempest,Juniper/tempest,vedujoshi/tempest,Juniper/tempest,masayukig/tempest,masayukig/tempest,vedujoshi/tempest,openstack/tempest,cisco-openstack/tempest