typo fix in README.md

[Hack666r]

Pull Request Title

Fix Typo in README.md

Description

This pull request addresses a typo in the README.md file for better clarity and accuracy.

Original Text

In KV Senario, each independent KV database abstraction has an unique stream id.

Corrected Text

In KV Scenario, each independent KV database abstraction has a unique stream id.

Changes Made

• Corrected the typo: Senario → Scenario.
• Updated the phrase "an unique" to "a unique" for grammatical accuracy.

Checklist

• The change is limited to correcting a typo in the documentation.
• No functionality or logic is affected.
• The PR follows the repository's contributing guidelines.

Additional Information

Feel free to share any feedback or suggestions for improvement. I’m happy to make additional edits if needed!

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