chore: bump version to 0.33.2

Fixes:
- P0 priority preserved - omitempty removed from Priority field (GH#671)
- nil pointer check in markdown parsing (GH#674)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.33.2] - 2025-12-21
+
 ## [0.33.1] - 2025-12-21
 
 ### Changed