Windows 7 x64 (Windows 7 msvc2013-x86_64) template
is needed since RTA is starting to deploy machines
from coin.

Task-number: QTQAINFRA-1521
Task-number: QTQAINFRA-1615
Change-Id: I7e9665bd37ee010a59ff3792f435d65eb9ad8c17
Reviewed-by: Heikki Halmet <heikki.halmet@qt.io>
Reviewed-by: Johanna Äijälä <johanna.aijala@qt.io>