feat(cb2-11360): create new automated cherished transfer lambda

[naathanbrown]

Description

A new lambda to manage automated cherished transfers that will come from a queue.

Related issue: https://dvsa.atlassian.net/browse/CB2-11360

Type of change

• Bug fix (non-breaking change which fixes an issue)
• Feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• I have performed a self-review of my own code
• I have added tests that prove my fix is effective or that my feature works