Merge Stage/v5.5.0 into Main

[zinic]

Description

Pull staging branch into mainline.

Motivation and Context

Update mainline after release.

How Has This Been Tested?

Associated testing automation.

Types of changes

• Chore (a change that does not modify the application functionality)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• Documentation updates are needed, and have been made accordingly.
• I have added and/or updated tests to cover my changes.
• All new and existing tests passed.
• My changes include a database migration.