Update some unsmooth sentences for zh

[damonxue]

Description

This pull request includes updates to the Chinese translation of the Ethereum Virtual Machine (EVM) documentation. The changes focus on correcting minor typographical errors and improving the clarity of the translation.

Translation improvements:

• Corrected the phrase to ensure consistent and clear explanation of EVM's execution on all Ethereum nodes. (public/content/translations/zh/developers/docs/evm/index.md)
• Fixed the description of the Ethereum state transition function by removing an unnecessary character, enhancing readability. (public/content/translations/zh/developers/docs/evm/index.md)
• Improved the explanation of the state data structure by adding the English term "Modified Merkle Patricia Trie" for better understanding. (public/content/translations/zh/developers/docs/evm/index.md)

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[damonxue]

@wackerow pls review.