retry_policy: Add Clone to RetryDecision
It will be needed soon.
@@ -17,7 +17,7 @@ pub struct QueryInfo<'a> {
pub consistency: LegacyConsistency,
}
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Clone, Debug, PartialEq, Eq)]
pub enum RetryDecision {
RetrySameNode(Consistency),
RetryNextNode(Consistency),
