Combine Kind verification into expand_type_alias_verify
diff --git a/src/lib.rs b/src/lib.rs
index 815eacf..9287101 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -422,8 +422,7 @@
 #[doc(hidden)]
 pub mod private {
     pub use crate::cxx_vector::VectorElement;
-    pub use crate::extern_type::verify_extern_kind;
-    pub use crate::extern_type::verify_extern_type;
+    pub use crate::extern_type::{verify_extern_kind, verify_extern_type};
     pub use crate::function::FatFunction;
     pub use crate::opaque::Opaque;
     pub use crate::result::{r#try, Result};