Rust 1.80.0 lints (#6183)

* Fix lints

consensus/proto_array/src/proto_array.rs

@@ -149,7 +149,7 @@ impl ProtoArray {
     /// - Update the node's weight with the corresponding delta.
     /// - Back-propagate each node's delta to its parents delta.
     /// - Compare the current node with the parents best-child, updating it if the current node
-    /// should become the best child.
+    ///   should become the best child.
     /// - If required, update the parents best-descendant with the current node or its best-descendant.
     #[allow(clippy::too_many_arguments)]
     pub fn apply_score_changes<E: EthSpec>(

consensus/proto_array/src/proto_array_fork_choice.rs

@@ -896,7 +896,7 @@ impl ProtoArrayForkChoice {
 ///
 /// - If a value in `indices` is greater to or equal to `indices.len()`.
 /// - If some `Hash256` in `votes` is not a key in `indices` (except for `Hash256::zero()`, this is
-/// always valid).
+///   always valid).
 fn compute_deltas(
     indices: &HashMap<Hash256, usize>,
     votes: &mut ElasticList<VoteTracker>,