fix: improve Langfuse test isolation to prevent flaky failures#21093

1 commit merged intoBerriAI:litellm_oss_staging_02_14_2026BerriAI/litellm:litellm_oss_staging_02_14_2026from

jquinter:fix/langfuse-test-isolation-cleanjquinter/litellm:fix/langfuse-test-isolation-cleanCopy head branch name to clipboard