Update dependency pytest to v8

pyproject.toml

@@ -57,7 +57,7 @@ filelock = "~3.13.1"
 mypy = "~1.8.0"
 pre-commit = "~3.6.0"
 pydoc-markdown = "~4.8.2"
-pytest = "~7.4.4"
+pytest = "~8.0.0"
 pytest-asyncio = "~0.23.4"
 pytest-cov = "~4.1.0"
 pytest-only = "~2.0.0"