wip versionize owned

Author: nsarlin-zama

utils/tfhe-versionable/src/lib.rs

@@ -448,17 +448,13 @@ impl<T: NotVersioned + Clone + Serialize + DeserializeOwned> NotVersioned for AV
 impl Versionize for () {
     type Versioned<'vers> = ();
 
-    fn versionize(&self) -> Self::Versioned<'_> {
-        ()
-    }
+    fn versionize(&self) -> Self::Versioned<'_> {}
 }
 
 impl VersionizeOwned for () {
     type VersionedOwned = ();
 
-    fn versionize_owned(self) -> Self::VersionedOwned {
-        ()
-    }
+    fn versionize_owned(self) -> Self::VersionedOwned {}
 }
 
 impl Unversionize for () {