fix: multiple typos of different importance

[crStiv]

Description

Why are these changes needed?

This pull request addresses multiple typographical errors and grammatical issues across several files in the codebase. These changes enhance the clarity, readability, and professionalism of the documentation and code comments. Additionally, minor wording adjustments were made to improve consistency and correctness in variable names and descriptions.

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Checks

• I've ensured the lint is passing in this PR.
• I've ensured the tests are passing. Note: If there are flaky tests, they will be documented as not relevant to these changes.

Testing Strategy

• Unit tests
• Integration tests
• This PR does not require tests, as it only includes typos and documentation fixes.

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Additional Notes

• All changes are non-functional and do not affect the logic or behavior of the application.
• Detailed descriptions of the modifications can be found in the commit messages and diffs.

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Please review and merge if everything looks good.