[backend] Fix Caldera agent with OpenBAS payload

[damgouj]

Proposed changes

• Add agentId to execute an OpenBAS payload with a Caldera agent

Related issues

• Closes Inject stays in pending for Caldera agent and OpenBAS payload #2283

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

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 4 lines in your changes missing coverage. Please review.

Project coverage is 32.77%. Comparing base (92e7aab) to head (6567eaa).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
...caldera/service/CalderaExecutorContextService.java	0.00%	4 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2284      +/-   ##
============================================
- Coverage     32.78%   32.77%   -0.01%     
  Complexity     1517     1517              
============================================
  Files           584      584              
  Lines         18008    18011       +3     
  Branches       1157     1157              
============================================
  Hits           5904     5904              
- Misses        11840    11843       +3     
  Partials        264      264              

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