Fix spelling (#1118)

* I'm just trying to do my job

* spelling

bridges/relays/client-rococo/src/runtime.rs

@@ -52,7 +52,7 @@ where
 /// Rococo Runtime `Call` enum.
 ///
 /// The enum represents a subset of possible `Call`s we can send to Rococo chain.
-/// Ideally this code would be auto-generated from Metadata, because we want to
+/// Ideally this code would be auto-generated from metadata, because we want to
 /// avoid depending directly on the ENTIRE runtime just to get the encoding of `Dispatchable`s.
 ///
 /// All entries here (like pretty much in the entire file) must be kept in sync with Rococo

bridges/relays/client-wococo/src/runtime.rs

@@ -52,7 +52,7 @@ where
 /// Wococo Runtime `Call` enum.
 ///
 /// The enum represents a subset of possible `Call`s we can send to Rococo chain.
-/// Ideally this code would be auto-generated from Metadata, because we want to
+/// Ideally this code would be auto-generated from metadata, because we want to
 /// avoid depending directly on the ENTIRE runtime just to get the encoding of `Dispatchable`s.
 ///
 /// All entries here (like pretty much in the entire file) must be kept in sync with Rococo

bridges/relays/finality/src/finality_loop.rs

@@ -49,10 +49,10 @@ pub struct FinalitySyncParams {
 	/// to the target chain => bridge applications will run faster, but pallet storage may explode
 	/// (but if pruning is there, then it's fine).
 	pub tick: Duration,
-	/// Number of finality proofs to keep in internal buffer between loop wakeups.
+	/// Number of finality proofs to keep in internal buffer between loop iterations.
 	///
 	/// While in "major syncing" state, we still read finality proofs from the stream. They're stored
-	/// in the internal buffer between loop wakeups. When we're close to the tip of the chain, we may
+	/// in the internal buffer between loop iterations. When we're close to the tip of the chain, we may
 	/// meet finality delays if headers are not finalized frequently. So instead of waiting for next
 	/// finality proof to appear in the stream, we may use existing proof from that buffer.
 	pub recent_finality_proofs_limit: usize,

bridges/relays/lib-substrate-relay/src/conversion_rate_update.rs

@@ -19,7 +19,7 @@
 use relay_utils::metrics::F64SharedRef;
 use std::{future::Future, time::Duration};
 
-/// Duration between updater wakeups.
+/// Duration between updater iterations.
 const SLEEP_DURATION: Duration = Duration::from_secs(60);
 
 /// Update-conversion-rate transaction status.