Run MacOS CI on 10.15
Run MacOS CI on 10.15
shyamnamboodiripad/roslyn,dotnet/roslyn,CyrusNajmabadi/roslyn,bartdesmet/roslyn,dotnet/roslyn,jasonmalinowski/roslyn,weltkante/roslyn,mavasani/roslyn,diryboy/roslyn,diryboy/roslyn,mavasani/roslyn,mavasani/roslyn,bartdesmet/roslyn,KevinRansom/roslyn,shyamnamboodiripad/roslyn,KevinRansom/roslyn,weltkante/roslyn,weltkante/roslyn,diryboy/roslyn,CyrusNajmabadi/roslyn,jasonmalinowski/roslyn,jasonmalinowski/roslyn,dotnet/roslyn,CyrusNajmabadi/roslyn,shyamnamboodiripad/roslyn,bartdesmet/roslyn,KevinRansom/roslyn