Fix CI errors

Author: MrGVSV

crates/bevy_reflect/src/error.rs

@@ -30,7 +30,7 @@ pub enum ReflectCloneError {
     /// [deriving `Reflect`]: derive@crate::Reflect
     #[error(
         "field `{}` cannot be made clonable for `Reflect::reflect_clone` (are you missing a `#[reflect(clone)]` attribute?)",
-        full_path(.field, .variant, .container_type_path)
+        full_path(.field, .variant.as_deref(), .container_type_path)
     )]
     FieldNotClonable {
         field: FieldId,
@@ -49,11 +49,7 @@ pub enum ReflectCloneError {
     },
 }
 
-fn full_path(
-    field: &FieldId,
-    variant: &Option<Cow<'static, str>>,
-    container_type_path: &Cow<'static, str>,
-) -> String {
+fn full_path(field: &FieldId, variant: Option<&str>, container_type_path: &str) -> String {
     match variant {
         Some(variant) => format!("{}::{}::{}", container_type_path, variant, field),
         None => format!("{}::{}", container_type_path, field),