update pytest and pytest-cov deps

Author: vertti

pyproject.toml

@@ -35,11 +35,11 @@ pandas = ">=1.5.1,<3.0.0"
 polars = "^1.7.0"
 
 [tool.poetry.group.dev.dependencies]
-pytest = "^7.4.3"
+pytest = "^8.3.0"
 pre-commit = "^4.0.0"
 mypy = "^1.7.1"
 pytest-mock = "^3.12.0"
-pytest-cov = "^4.1.0"
+pytest-cov = "^6.0.0"
 coverage = {extras = ["toml"], version = "^7.3.2"}
 pydocstyle = "^6.3.0"
 ruff = "^0.9.1"