Apply some clippy lints (#11154)

* Apply some clippy hints

* Revert clippy ci changes

* Update client/cli/src/commands/generate.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/cli/src/commands/inspect_key.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/db/src/bench.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/db/src/bench.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/block_rules.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/block_rules.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/network/src/transactions.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/network/src/protocol.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Revert due to missing `or_default` function.

* Fix compilation and simplify code

* Undo change that corrupts benchmark.

* fix clippy

* Update client/service/test/src/lib.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/state-db/src/noncanonical.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/state-db/src/noncanonical.rs

remove leftovers!

* Update client/tracing/src/logging/directives.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update utils/fork-tree/src/lib.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* added needed ref

* Update frame/referenda/src/benchmarking.rs

* Simplify byte-vec creation

* let's just not overlap the ranges

* Correction

* cargo fmt

* Update utils/frame/benchmarking-cli/src/shared/stats.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update utils/frame/benchmarking-cli/src/pallet/command.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update utils/frame/benchmarking-cli/src/pallet/command.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: Giles Cope <gilescope@gmail.com>

substrate/bin/node-template/node/src/rpc.rs

@@ -43,7 +43,7 @@ where
 
 	io.extend_with(SystemApi::to_delegate(FullSystem::new(client.clone(), pool, deny_unsafe)));
 
-	io.extend_with(TransactionPaymentApi::to_delegate(TransactionPayment::new(client.clone())));
+	io.extend_with(TransactionPaymentApi::to_delegate(TransactionPayment::new(client)));
 
 	// Extend this RPC with a custom API by using the following syntax.
 	// `YourRpcStruct` should have a reference to a client, which is needed

substrate/bin/node-template/node/src/service.rs

@@ -82,7 +82,7 @@ pub fn new_partial(
 
 	let (client, backend, keystore_container, task_manager) =
 		sc_service::new_full_parts::<Block, RuntimeApi, _>(
-			&config,
+			config,
 			telemetry.as_ref().map(|(_, telemetry)| telemetry.handle()),
 			executor,
 		)?;
@@ -263,7 +263,7 @@ pub fn new_full(mut config: Configuration) -> Result<TaskManager, ServiceError>
 		let aura = sc_consensus_aura::start_aura::<AuraPair, _, _, _, _, _, _, _, _, _, _, _>(
 			StartAuraParams {
 				slot_duration,
-				client: client.clone(),
+				client,
 				select_chain,
 				block_import,
 				proposer_factory,

substrate/bin/node-template/pallets/template/src/lib.rs

@@ -88,7 +88,7 @@ pub mod pallet {
 			// Read a value from storage.
 			match <Something<T>>::get() {
 				// Return an error if the value has not been set.
-				None => Err(Error::<T>::NoneValue)?,
+				None => return Err(Error::<T>::NoneValue.into()),
 				Some(old) => {
 					// Increment the value read from storage; will error in the event of overflow.
 					let new = old.checked_add(1).ok_or(Error::<T>::StorageOverflow)?;

substrate/bin/node-template/runtime/src/lib.rs

@@ -478,7 +478,7 @@ impl_runtime_apis! {
 
 			let storage_info = AllPalletsWithSystem::storage_info();
 
-			return (list, storage_info)
+			(list, storage_info)
 		}
 
 		fn dispatch_benchmark(