Remove InPlaceSeed public re-export

Author: dtolnay

serde_core/src/de/mod.rs

@@ -122,7 +122,6 @@ mod ignored_any;
 mod impls;
 
 pub use self::ignored_any::IgnoredAny;
-pub use crate::private::InPlaceSeed;
 #[cfg(all(not(feature = "std"), no_core_error))]
 #[doc(no_inline)]
 pub use crate::std_error::Error as StdError;