fix: ignoring src/scenic/simulators in codecov report

[abanuelo]

Description

PR #223 merge is blocked by decreased code coverage directly resulting from adding code to carla simulator.py.

Issue Link

None, adhoc fix needed to merge in PR #223

Checklist

• [X] I have tested the changes locally via pytest and/or other means
• [ ] I have added or updated relevant documentation
• [ ] I have autoformatted the code with black and isort
• [ ] I have added test cases (if applicable)

Additional Notes

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 85.96%. Comparing base (e936093) to head (bc0679f).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #224 +/- ## ========================================== + Coverage 85.91% 85.96% +0.04% ========================================== Files 144 144 Lines 24768 24768 ========================================== + Hits 21280 21292 +12 + Misses 3488 3476 -12 ```

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