chore: bump to 2.3.1

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: vvillait88

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "agentscore-py"
-version = "2.3.0"
+version = "2.3.1"
 description = "Python client for the AgentScore APIs"
 readme = "README.md"
 license = "MIT"