fix: typo (paradigmxyz#8908)

book/run/transactions.md

@@ -1,6 +1,6 @@
 # Transaction types
 
-Over time, the Ethereum network has undergone various upgrades and improvements to enhance transaction efficiency, security, and user experience. Three significant transaction types that have evolved are:
+Over time, the Ethereum network has undergone various upgrades and improvements to enhance transaction efficiency, security, and user experience. Four significant transaction types that have evolved are:
 
 - Legacy Transactions,
 - EIP-2930 Transactions,
@@ -46,4 +46,4 @@ Alongside the legacy parameters & parameters from EIP-1559, the EIP-4844 transac
 - `max_fee_per_blob_gas`, The maximum total fee per gas the sender is willing to pay for blob gas in wei
 - `blob_versioned_hashes`, List of versioned blob hashes associated with the transaction's EIP-4844 data blobs.
 
-The actual blob fee is deducted from the sender balance before transaction execution and burned, and is not refunded in case of transaction failure.
+The actual blob fee is deducted from the sender balance before transaction execution and burned, and is not refunded in case of transaction failure.