typo fix in fee-mechanism.adoc

Author: LandauRaz

components/Starknet/modules/architecture-and-concepts/pages/network-architecture/fee-mechanism.adoc

@@ -314,7 +314,7 @@ This means that when the tracking Sierra gas, step-heavy transactions will most
 
 Whenever a transaction updates some value in the storage of some contract, the following data is sent to L1:
 
-* One 32-bye word if the transaction is a `DEPLOY` transaction (since we need to specify the deployed contract's class hash)
+* One 32-byte word if the transaction is a `DEPLOY` transaction (since we need to specify the deployed contract's class hash)
 * Two 32-byte words per contract
 * Two 32-byte words for every updated storage value