RFR: JDK-8244620: test failure in WinUpgradeUUIDTest

[Andy Herrick]

Revised webrev at [3] - this fixes the test problem that was caused by 
the test assuming wix tools are on all systems.

/Andy

[3] - http://cr.openjdk.java.net/~herrick/8244620/webrev.02/

On 5/7/2020 4:23 PM, Andy Herrick wrote:
> please review fix for issue [1] at [2].
>
> /Andy
>
> [1] - https://bugs.openjdk.java.net/browse/JDK-8244620
>
> [2] - http://cr.openjdk.java.net/~herrick/8244620/webrev.01/
>