remove clone

Author: adriangb

src/validators/union.rs

@@ -270,7 +270,7 @@ impl BuildValidator for TaggedUnionValidator {
             if first {
                 first = false;
                 write!(tags_repr, "{tag_repr}").unwrap();
-                descr.push_str(validator.get_name().clone());
+                descr.push_str(validator.get_name());
             } else {
                 write!(tags_repr, ", {tag_repr}").unwrap();
                 // no spaces in get_name() output to make loc easy to read
@@ -346,7 +346,7 @@ impl Validator for TaggedUnionValidator {
             }
             Discriminator::SelfSchema => self.find_call_validator(
                 py,
-                &self.self_schema_tag(py, input)?.as_ref(),
+                self.self_schema_tag(py, input)?.as_ref(),
                 input,
                 extra,
                 definitions,