Added "Run status: complete" message in batch run

[zomglings]

Resolves https://github.com/B612-Asteroid-Institute/adam_home/issues/105

Used print because the timer itself uses print.

[github-actions[bot]]

Locust summary

Git references

Initial: f8319d8
Terminal: 7195b70

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adam/batch_run_manager.py

Changes:

• Name: BatchRunManager
  Type: class
  Changed lines: 1
  Total lines: 201
  Changes:
  • Name: BatchRunManager.run
    Type: function
    Changed lines: 1
    Total lines: 5