chore(deps): update dependency pytest to v8

Author: anaconda-renovate[bot]

pyproject.toml

@@ -26,7 +26,7 @@ snakesay = "^0.10.2"
 typing_extensions = "^4.5.0"
 
 [tool.poetry.dev-dependencies]
-pytest = "^7.3.1"
+pytest = "^8.0.0"
 pytest-cov = "^4.0.0"
 pytest-mock = "^3.10.0"
 responses = "^0.24.0"