Docs: fixes minuscule typos in docs (#1344)

* docs(accounts): nit fixes typo `serialize` -> `serializer` in example

* docs(actions/wallet): nit fixes typo `signTranasction` -> `signTransaction`

Author: arthurgousset

site/docs/accounts/signTransaction.md

@@ -51,7 +51,7 @@ const signature = await account.signTransaction({
   nonce: 69,
   to: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266'
 }, {
-  serialize(transaction) { // [!code focus:16]
+  serializer(transaction) { // [!code focus:16]
     const {
       chainId,
       nonce,

site/docs/actions/wallet/sendRawTransaction.md

@@ -29,7 +29,7 @@ const request = await walletClient.prepareTransactionRequest({
   value: 1000000000000000000n
 })
 
-const signature = await walletClient.signTranasction(request)
+const signature = await walletClient.signTransaction(request)
 
 const hash = await walletClient.sendRawTransaction(signature) // [!code focus]
 ```