Clean TestProgressState on TestExecutionCompleted by @Youssef1313 in #6505 (backport to rel/3.10)#6551

Youssef1313 merged 1 commit intomicrosoft:rel/3.10microsoft/testfx:rel/3.10from

youssef-backport-bot:backport/6505/to/rel/3.10youssef-backport-bot/testfx:backport/6505/to/rel/3.10Copy head branch name to clipboard