chore: update changelog for version 2.21.6, 3.2.3, 3.3.3 (#13124)

- [x] update changelog for version 2.21.6, 3.2.3, 3.3.3

---------

Co-authored-by: erikayasuda <[email protected]>

Author: avara1986

CHANGELOG.md

@@ -2,6 +2,45 @@
 
 Changelogs for versions not listed here can be found at https://github.com/DataDog/dd-trace-py/releases
 
+---
+
+## 2.21.6
+
+### Bug Fixes
+
+- Code Security
+  - Fixes an issue with PosixPath handling in path operations that could cause errors during taint tracking. This fix improves stability and slightly reduces import times.
+
+
+---
+
+## 3.2.3
+
+### Bug Fixes
+- Code Security
+  - Fixes an issue with PosixPath handling in path operations that could cause errors during taint tracking. This fix improves stability and slightly reduces import times.
+
+- Lib-injection
+  - Avoids zombie process from telemetry sender on startup.
+
+- LLM Observability
+  - Fixes an issue where LLMObs could not be enabled in a forked process when setting `agentless_enabled=True` or `DD_LLMOBS_AGENTLESS_ENABLED=true`.
+
+- Tracing  
+  - internal: Fixes an issue where trimming a traceback to attach it to the span could result in the loss of the most recent frames.
+
+
+---
+
+## 3.3.3
+
+
+### Bug Fixes
+
+- Code Security
+  -Fixes an issue with PosixPath handling in path operations that could cause errors during taint tracking. This fix improves stability and slightly reduces import times.
+
+
 ---
 
 ## 3.2.1
@@ -30,6 +69,7 @@ Changelogs for versions not listed here can be found at https://github.com/DataD
 - LLM Observability
   - Resolves an issue where large spans traced within a short time interval were dropped despite being under the 1 MB limit.
 
+
 ---
 
 ## 2.21.5
@@ -144,6 +184,7 @@ Changelogs for versions not listed here can be found at https://github.com/DataD
 - Single-Step Instrumentation
   - Ensures that the SSI is not used for uWSGI applications. For enablement instructions, refer to the following our [advanced_usage docs](https://ddtrace.readthedocs.io/en/stable/advanced_usage.html#uwsgi).
 
+
 ---
 
 ## 3.2.2