Resolve discussions

polkadot/node/core/approval-voting/src/lib.rs

@@ -1008,7 +1008,6 @@ async fn handle_actions<Context>(
 					},
 					None => {
 						let ctx = &mut *ctx;
-						// FIXME: Should we request at `block_hash` or `relay_block_hash`?
 						let executor_params = match session_info_provider
 							.get_session_info_by_index(ctx.sender(), block_hash, session)
 							.await

polkadot/node/core/backing/src/lib.rs

@@ -630,8 +630,7 @@ async fn validate_and_make_available(
 
 	let executor_params = match executor_params_at_relay_parent(relay_parent, &mut sender).await {
 		Ok(ep) => ep,
-		Err(e) => return Err(Error::UtilError(e)), /* FIXME: Is it enough to just proparate
-		                                            * `UtilError` here? */
+		Err(e) => return Err(Error::UtilError(e)),
 	};
 
 	let pov = match pov {