chore: fix some comments

[costcould]

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PR-Codex overview

This PR focuses on correcting typographical errors in comments and documentation across various files, ensuring clarity in the descriptions of configurations, parameters, and functionalities.

Detailed summary

• Fixed typo in AlchemyAccountsConfig comment from "acccount" to "account".
• Corrected "seperate" to "separate" in multiple comments.
• Fixed typo in transferOwnership.ts comment from "acccount" to "account".
• Clarified comments in BaseError class documentation.

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