prepare release

Author: dbu

Diff for: CHANGELOG.md

@@ -4,6 +4,10 @@ The change log describes what is "Added", "Removed", "Changed" or "Fixed" betwee
 
 # Version 1
 
+# 1.33.0 - 2024-02-27
+
+- Support php-http/cache-plugin 2.0 and bump minimal version to 1.7 by defaulting the stream factory for cache to `httplug.psr17_stream_factory` (#448).
+
 # 1.32.0 - 2023-12-06
 
 - Added support for Symfony 7