chore(deps): update dependency pytest-cov to v7

Author: renovate[bot]

pyproject.toml

@@ -43,7 +43,7 @@ dev = [
   "atheris>=2.3,<3.0; sys_platform == 'linux' and python_version < '3.12'",
   "pre-commit>=3.5,<5.0",
   "pyright>=1.1.349",
-  "pytest-cov>=3,<7",
+  "pytest-cov>=7,<8",
   "pytest>=8.0.0",
   "pyyaml>=6.0.1",
   "ruff==0.12.12",