Check what happen when mixing manual and auto style when using DUs

[MangelMaxime]

type Temp = { Name : string; Age : int }

type SeveralArgumentDus2 = SeveralArgs2 of int * Temp

type SingleNoArguments = SingleNoArguments

type MyUnion = Foo of int

type SeveralArgumentDus = SeveralArgs of int * {| Name : string; Age : int |}

type SeveralArgumentDus3 =
        | SeveralArgs3 of int * Temp
        | CustomTest1 of string