Clean up serde rename and use rename_all = camelCase when possible (#9823)

* Clean up serde rename and use rename_all = camelCase when possible

* snake_case for pricing

* Use camelcase for engine

* Use camel case for seal

* Use camel case for validator set

* Use camel case for confirmation payload

* Use camel case for consensus status

* Use camel case for nodekind

* Use kebab case for provenance

* Use camel case for pubsub

* Use lowercase and camelcase for trace

* Use camel case for whisper

* rename Ethash as irregular name

json/src/transaction/transaction.rs

@@ -23,14 +23,13 @@ use maybe::MaybeEmpty;
 
 /// Transaction test transaction deserialization.
 #[derive(Debug, PartialEq, Deserialize)]
+#[serde(rename_all = "camelCase")]
 pub struct Transaction {
 	/// Transaction data.
 	pub data: Bytes,
 	/// Gas limit.
-	#[serde(rename="gasLimit")]
 	pub gas_limit: Uint,
 	/// Gas price.
-	#[serde(rename="gasPrice")]
 	pub gas_price: Uint,
 	/// Nonce.
 	pub nonce: Uint,