chore: Bump version to 1.9.6 for PyPI release

Release includes:
- Bug fix: AuditEvent import in delete_pattern
- 90%+ test coverage (1,840 tests)
- Extended security module tests

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

Co-Authored-By: Claude <[email protected]>

Author: 2 people

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "empathy-framework"
-version = "1.9.5"
+version = "1.9.6"
 description = "A five-level maturity model for AI-human collaboration with anticipatory empathy"
 readme = {file = "README.md", content-type = "text/markdown"}
 requires-python = ">=3.10"