Add carry flag param

[gmoratorio]

Summary

Bugfix for active_stake_pct type in StakePoolHistoryData
Add carry param flag for DexPairOHLCParameters

Type of Change

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• [ x] Bug fix (non-breaking change which fixes an issue)
• [ x] New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Code refactoring (improving code quality without changing its behavior)
• Documentation update (adding or updating documentation related to the project)

Checklist

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• [ x] I have read the Contributing Guide
• [x ] My code follows the project's coding style and best practices
• [x ] My code is appropriately commented and includes relevant documentation
• I have added tests to cover my changes
• [x ] All new and existing tests pass
• I have updated the documentation, if necessary