Flexible trading days per year property

[Romazes]

Description

Create new algorithm settings' property: TradingDaysPerYear. Which help user setup custom value for different brokerage or use in default state.
Characteristics of new property:

• may be changeable by user
• return diferent value depend on Brokerage
• have defaul value

Related Issue

Closes #7562

Motivation and Context

1. remove hardcoded values.
2. increase quality calculation in PortfolioStatistics

Requires Documentation Change

N/A

How Has This Been Tested?

Custom Algorithm Initialization:

• Extended support for all available BrokerageModels.
• Validated tradingDaysPerYear accuracy across BrokerageModels.

Backward Compatibility Testing:

• Confirmed tradingDaysPerYear returns 252 without BrokerageModel in all scenarios.
• Tested reports with and without AlgorithmConfiguration for compatibility.

Regression Testing:

• Tests demonstrated enhanced accuracy for certain values (screen below).

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• Refactor (non-breaking change which improves implementation)
• Performance (non-breaking change which improves performance. Please add associated performance test and results)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Non-functional change (xml comments/documentation/etc)

Checklist:

• My code follows the code style of this project.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.
• My branch follows the naming convention bug-<issue#>-<description> or feature-<issue#>-<description>

[jhonabreul]

Thank you! Leaving a few minor comments

[Martin-Molinero]

Thank you! 🚀

[jhonabreul]

Thank you!

[Martin-Molinero]

Thank you! 🚀