Spellling corrections (no code changes) (#8971)

* Spelling corrections

* As this might break let's do as a separate PR

substrate/client/telemetry/src/lib.rs

@@ -400,7 +400,7 @@ impl Telemetry {
 			.map_err(|_| Error::TelemetryWorkerDropped)
 	}
 
-	/// Make a new clonable handle to this [`Telemetry`]. This is used for reporting telemetries.
+	/// Make a new cloneable handle to this [`Telemetry`]. This is used for reporting telemetries.
 	pub fn handle(&self) -> TelemetryHandle {
 		TelemetryHandle {
 			message_sender: Arc::new(Mutex::new(self.message_sender.clone())),