[TUTORIAL] update viewing deposits and withdrawals (with the sdk) to viem

[sbvegan]

Optimism SDK is now in maintenance mode and we want to start sending developers to viem instead since it supports fault proofs. This means all the sdk tutorials will need to revised for viem. This issue if for 1 of 7 SDK tutorials that needs to be rewritten for viem 💟

[krofax]

We have treated this.