**Fix Typo in export.go**

[petryshkaCODE]

Pull Request Title

Fix Typo in export.go

Description

This pull request addresses a typo in the export.go file, improving the accuracy and clarity of comments in the code.

Changes Made:

• File Modified: simapp/v2/export.go
• Summary of Changes:
  • Corrected the typo "demonstation" to "demonstration" in the comment describing the genesis file export functionality.

Related Issues

N/A

Checklist

• Fixed the typo in the code comments.
• Ensured no functionality is affected by the change.

Testing

• Verified that the change only affects comments and does not alter the program's behavior.

Additional Notes

This fix improves the readability of the codebase and ensures clear documentation for developers working with the ExportAppStateAndValidators function.

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Allow edits by maintainers: [x]