Rust 1.80.0 lints (#6183)

* Fix lints

validator_client/src/http_api/api_secret.rs

@@ -15,12 +15,12 @@ pub const PK_LEN: usize = 33;
 /// Provides convenience functions to ultimately provide:
 ///
 ///  - Verification of proof-of-knowledge of the public key in `self` for incoming HTTP requests,
-///  via the `Authorization` header.
+///    via the `Authorization` header.
 ///
 ///  The aforementioned scheme was first defined here:
 ///
 ///  https://github.com/sigp/lighthouse/issues/1269#issuecomment-649879855
-///  
+///
 ///  This scheme has since been tweaked to remove VC response signing and secp256k1 key generation.
 ///  https://github.com/sigp/lighthouse/issues/5423
 pub struct ApiSecret {

validator_client/src/validator_store.rs

@@ -502,7 +502,7 @@ impl<T: SlotClock + 'static, E: EthSpec> ValidatorStore<T, E> {
     /// Translate the per validator `builder_proposals`, `builder_boost_factor` and
     /// `prefer_builder_proposals` to a boost factor, if available.
     /// - If `prefer_builder_proposals` is true, set boost factor to `u64::MAX` to indicate a
-    /// preference for builder payloads.
+    ///   preference for builder payloads.
     /// - If `builder_boost_factor` is a value other than None, return its value as the boost factor.
     /// - If `builder_proposals` is set to false, set boost factor to 0 to indicate a preference for
     ///   local payloads.