please review: Ticket 47855 - CI testing - clear tmp directory before running each test

[Mark Reynolds]

https://fedorahosted.org/389/ticket/47855

https://fedorahosted.org/389/attachment/ticket/47855/0001-Ticket-47855-Ad...

https://fedorahosted.org/389/attachment/ticket/47855/0001-Ticket-47855-cl...