fix: Keep event if processor raises

[sentrivana]

As this is technically a breaking change and we have a major around the corner, let's do it there. Reverting this change on master.

[github-actions]

Codecov Results 📊

✅ 129902 passed | ⏭️ 7152 skipped | Total: 137054 | Pass Rate: 94.78% | Execution Time: 428m 35s

📊 Comparison with Base Branch

Metric	Change
Total Tests	📈 +3061
Passed Tests	📈 +3063
Failed Tests	📉 -2
Skipped Tests	—

➖ Removed Tests (1)

View removed tests

• test_binary_content_encoding_mixed_content[False-False]
  • File: tests.integrations.litellm.test_litellm

All tests are passing successfully.

✅ Patch coverage is 100.00%. Project has 2544 uncovered lines.
✅ Project coverage is 90.23%. Comparing base (a69ac4b) to head (0d90cbe).

Coverage diff

@@            Coverage Diff             @@
##        master       #PR       +/-##
==========================================
+ Coverage    90.22%    90.23%    +0.01%
==========================================
  Files          194       194         —
  Lines        25997     26030       +33
  Branches      9662      9678       +16
==========================================
+ Hits         23454     23486       +32
- Misses        2543      2544        +1
- Partials      1451      1455        +4

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