Bump pytest-cov from 5.0.0 to 6.1.1 (#550)

Author: dependabot[bot]

poetry.lock

@@ -21,7 +21,7 @@ black = "^25.1"
 coverage = {extras = ["toml"], version = "^7.8"}
 pylint = "^3.2.7"
 pytest = "^8.3.4"
-pytest-cov = "^5.0.0"
+pytest-cov = "^6.1.1"
 flake8 = "^7.2.0"
 
 [build-system]