Update tooling pages for the addition of Sepolia

[jlwllmr]

This PR aims to update any tooling pages that mention Goerli as the testnet and correct the information, so that:

• Sepolia is mentioned
• We can confirm that the relevant contracts etc. have been updated by the tooling provider.

Checklist (only tick once changes have been committed that make the file fully up to date):

• [ ] Axelar
• [ ] LayerZero
• [ ] Covalent
• [x] ethereum-lists
• [x] MulticallV3
• [ ] Wagmi
• [x] Pyth Network

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Name	Status	Preview	Comments	Updated (UTC)
doc-zk-evm	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jul 4, 2024 4:45pm

[jlwllmr]

Deciding to merge to get most of the improvements implemented. When/if Covalent and Layerzero update, we can return to this.