Potential fix for pull request finding 'Unused global variable'

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>

Author: mnriem

tests/extensions/test_extension_agent_context.py

@@ -20,8 +20,6 @@
 PROJECT_ROOT = Path(__file__).resolve().parent.parent.parent
 EXT_DIR = PROJECT_ROOT / "extensions" / "agent-context"
 
-_EXT_CONFIG_REL = Path(".specify") / "extensions" / "agent-context" / "agent-context-config.yml"
-
 
 def _write_ext_config(project_root: Path, **overrides: object) -> None:
     """Write a minimal agent-context extension config."""