[agent] feat(multi-tenancy): add tenant id (#4864)

[damgouj]

Proposed changes

• Add param tenant_id for multi tenancy

Testing Instructions

1. Full test = launch a payload from OpenAEV and check everything is working (see the main PR [backend/frontend] feat(multi-tenancy): add tenant id for agent/implant (#4864) openaev#5346)

Related issues

• #4864

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• I wrote test cases for the relevant uses case
• I added/update the relevant documentation (either on github or on notion)
• Where necessary I refactored code to improve the overall quality
• For bug fix -> I implemented a test that covers the bug

[GaetanSantucci]

Maybe we shouldn’t set a UUID here. We could use ‘ChangeMe’ instead, with a comment indicating that a UUID v4 is required