meta: Update CHANGELOG.md

Remove non-user-facing changes

Author: szokeasaurusrex

CHANGELOG.md

@@ -5,17 +5,9 @@
 ### Various fixes & improvements
 
 - feat(langchain): Support `BaseCallbackManager` (#4486) by @szokeasaurusrex
-- tests: Regenerate tox.ini (#4583) by @sentrivana
-- Remove all forked markers in test_api (#4576) by @sl0thentr0py
-- Remove forked marker in client uwsgi test (#4575) by @sl0thentr0py
-- Fix pytest collection warning (#4574) by @sl0thentr0py
-- Remove print statements from excepthook test (#4573) by @sl0thentr0py
 - Use `span.data` instead of `measurements` for token usage (#4567) by @antonpirker
 - Fix custom model name (#4569) by @antonpirker
 - fix: shut down "session flusher" more promptly (#4561) by @bukzor
-- test(loguru): Remove hardcoded line number in test_just_log (#4552) by @srothh
-- toxgen: Detect correct sentry-sdk (#4558) by @sentrivana
-- tests: Tox update (#4555) by @sentrivana
 - chore: Remove Lambda urllib3 pin on Python 3.10+ (#4549) by @sentrivana
 
 ## 2.32.0