cherry pick fix scale and update default values bug (#3163) to 2.0.0

[PetrusZ]

What this PR does / Why we need it:

🤖 Generated by Copilot at 2d4bf7d

This pull request refactors the aslan microservice to improve the code quality and modularity. It removes unused and redundant code, splits the service.go file into two files, and renames a function to better reflect its functionality.

What is changed and how it works?

🤖 Generated by Copilot at 2d4bf7d

• Remove unused import of util package from handler package (link)
• Rename ScaleNewService function to ScaleNewProductionService in router.go file (link)
• Add ScaleNewProductionService function to service.go file to handle scaling of services in production environments (link)
• Remove license check logic from UpdateHelmProductDefaultValues function in environment.go file as part of a larger refactor to move license check to hub microservice (link)

Does this PR introduce a user-facing change?

• API change
• database schema change
• upgrade assistant change
• change in non-functional attributes such as efficiency or availability
• fix of a previous issue