Function lift_async_fn4

pub fn lift_async_fn4<'a, T1, T2, T3, T4, T5, E1, F: FnOnce(T1, T2, T3, T4) -> BoxFuture<'a, Result<T5, E1>> + Send + Sync + 'a>(
    f: F,
) -> BoxedAsyncFn4<'a, T1, T2, T3, T4, T5, E1>

Function to box FnOnce sync function with 4 aguments and coerce it to BoxedAsyncFn4