Fix new clippy lints from latest versions of clippy

Author: TheBlueMatt

ci/check-lint.sh

@@ -95,4 +95,5 @@ RUSTFLAGS='-D warnings' cargo clippy -- \
 	-A clippy::unused_unit \
 	-A clippy::useless_conversion \
 	-A clippy::unnecessary_map_or `# to be removed once we hit MSRV 1.70` \
-	-A clippy::manual_repeat_n `# to be removed once we hit MSRV 1.86`
+	-A clippy::manual_repeat_n `# to be removed once we hit MSRV 1.86` \
+	-A clippy::io_other_error `# to be removed once we hit MSRV 1.74`

lightning/src/chain/onchaintx.rs

@@ -715,7 +715,7 @@ impl<ChannelSigner: EcdsaChannelSigner> OnchainTxHandler<ChannelSigner> {
 		let claim_id = self.claimable_outpoints.get(outpoint).map(|(claim_id, _)| *claim_id)
 			.or_else(|| {
 				self.pending_claim_requests.iter()
-					.find(|(_, claim)| claim.outpoints().iter().any(|claim_outpoint| *claim_outpoint == outpoint))
+					.find(|(_, claim)| claim.outpoints().contains(&outpoint))
 					.map(|(claim_id, _)| *claim_id)
 			});
 		if let Some(claim_id) = claim_id {
@@ -726,7 +726,7 @@ impl<ChannelSigner: EcdsaChannelSigner> OnchainTxHandler<ChannelSigner> {
 			}
 		} else {
 			self.locktimed_packages.values_mut().for_each(|claims|
-				claims.retain(|claim| !claim.outpoints().iter().any(|claim_outpoint| *claim_outpoint == outpoint)));
+				claims.retain(|claim| !claim.outpoints().contains(&outpoint)));
 		}
 	}