Add pytest-timeout to dev dependencies (#56)

Author: chrislyonsKY

pyproject.toml

@@ -48,6 +48,7 @@ dev = [
     "pytest>=7.4",
     "pytest-asyncio>=0.23",
     "pytest-cov>=4.1",
+    "pytest-timeout>=2.2",
     "respx>=0.20",
     "ruff>=0.3",
     "mypy>=1.8",