chore(deps): update dependency pytest-cov to v7 (#309)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pyproject.toml

@@ -45,7 +45,7 @@ dev = [
     "ruff>=0.13.0,<0.14.0",
     "pytest>=8.3,<9",
     "build>=1.3,<2",
-    "pytest-cov>=6,<7",
+    "pytest-cov>=7,<8",
     "pre-commit",
     "httmock",
 ]