chore: update usdc address on monad testnet

[Chef-Yogi]

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PR-Codex overview

This PR updates the token address for ChainId.MONAD_TESTNET in the common.ts file, changing the address of the ERC20Token for USDC (USD Coin).

Detailed summary

• Updated the address for ChainId.MONAD_TESTNET from 0x673cD70FA883394a1f3DEb3221937Ceb7C2618D7 to 0xf817257fed379853cDe0fa4F97AB987181B1E5Ea.

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Latest commit: 489f497

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