Revert "Run leak tests."
Revert "Run leak tests."

This reverts commit 238f4ca9fad57c77128d82272298af793546e04e.

jkoritzinsky/Avalonia,jkoritzinsky/Avalonia,SuperJMN/Avalonia,akrisiun/Perspex,jkoritzinsky/Avalonia,AvaloniaUI/Avalonia,jkoritzinsky/Avalonia,jkoritzinsky/Avalonia,MrDaedra/Avalonia,wieslawsoltes/Perspex,SuperJMN/Avalonia,wieslawsoltes/Perspex,susloparovdenis/Avalonia,jkoritzinsky/Avalonia,OronDF343/Avalonia,SuperJMN/Avalonia,SuperJMN/Avalonia,susloparovdenis/Perspex,jazzay/Perspex,Perspex/Perspex,wieslawsoltes/Perspex,AvaloniaUI/Avalonia,AvaloniaUI/Avalonia,wieslawsoltes/Perspex,grokys/Perspex,jkoritzinsky/Avalonia,AvaloniaUI/Avalonia,grokys/Perspex,jkoritzinsky/Perspex,Perspex/Perspex,AvaloniaUI/Avalonia,wieslawsoltes/Perspex,AvaloniaUI/Avalonia,SuperJMN/Avalonia,AvaloniaUI/Avalonia,SuperJMN/Avalonia,wieslawsoltes/Perspex,SuperJMN/Avalonia,susloparovdenis/Perspex,OronDF343/Avalonia,susloparovdenis/Avalonia,wieslawsoltes/Perspex,MrDaedra/Avalonia