Register consolidators after warmup start time calculation

[JosueNina]

Description

Adds consolidators to SubscriptionManager after the warmup start time is calculated (if any) to prevent TimeKeeper inconsistencies and issues with ScanPastConsolidators. This ensures consistent timestamps between log entries and consolidated bars.

Related Issue

Closes #9248

Motivation and Context

N/A

Requires Documentation Change

N/A

How Has This Been Tested?

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>