Windows have lot's of tasks and services running which are slowing
the performance of build machine. Also 'windows' and 'windows
defender' updates need's to be "permanently" disabled.
Task-number: QTQAINFRA-3182
Change-Id: I8f6b237fcdc6e38fa9a06836d349821d86c58afc
Reviewed-by: Tony Sarajärvi <tony.sarajarvi@qt.io>
