clippy: remove an empty line between docstring and definition

Author: muzarski

scylla/src/transport/load_balancing/plan.rs

@@ -65,7 +65,6 @@ enum PlanState<'a> {
 ///     }
 /// }
 /// ```
-
 pub struct Plan<'a> {
     policy: &'a dyn LoadBalancingPolicy,
     routing_info: &'a RoutingInfo<'a>,

scylla/src/transport/locator/tablets.rs

@@ -577,7 +577,6 @@ impl TabletsInfo {
     /// * Removing the keyspace and recreating it immediately without tablets. This seems so absurd
     ///     that we most likely don't need to worry about it, but I'm putting it here as a potential problem
     ///     for completeness.
-
     pub(crate) fn perform_maintenance(
         &mut self,
         table_predicate: &impl Fn(&TableSpec) -> bool,