Fix clippy warnings + try to enable proper (no-warning) clippy on CI (#1410)

* fix clippy warnings

* try to reenable proper clippy on CI

* fix clippy error

* more Eqs

* ignore clippy::derive-partial-eq-without-eq - clippy seems to be broken now :/

bridges/bin/rialto/runtime/src/lib.rs

@@ -297,9 +297,7 @@ parameter_types! {
 pub struct BeefyDummyDataProvider;
 
 impl beefy_primitives::mmr::BeefyDataProvider<()> for BeefyDummyDataProvider {
-	fn extra_data() -> () {
-		()
-	}
+	fn extra_data() {}
 }
 
 impl pallet_beefy_mmr::Config for Runtime {

bridges/bin/rialto/runtime/src/millau_messages.rs

@@ -96,7 +96,7 @@ impl MessageBridge for WithMillauMessageBridge {
 		bridged_to_this_conversion_rate_override: Option<FixedU128>,
 	) -> bp_rialto::Balance {
 		let conversion_rate = bridged_to_this_conversion_rate_override
-			.unwrap_or_else(|| MillauToRialtoConversionRate::get());
+			.unwrap_or_else(MillauToRialtoConversionRate::get);
 		bp_rialto::Balance::try_from(conversion_rate.saturating_mul_int(bridged_balance))
 			.unwrap_or(bp_rialto::Balance::MAX)
 	}

bridges/bin/rialto/runtime/src/xcm_config.rs

@@ -297,8 +297,7 @@ mod tests {
 			let mut incoming_message = DispatchMessage {
 				key: MessageKey { lane_id: [0, 0, 0, 0], nonce: 1 },
 				data: DispatchMessageData { payload: Ok((location, xcm).into()), fee: 0 },
-			}
-			.into();
+			};
 
 			let dispatch_weight = MessageDispatcher::dispatch_weight(&mut incoming_message);
 			assert_eq!(dispatch_weight, 1_000_000_000);