Merge pull request #603 from yukinarit/dependabot/pip/coverage-eq-7.6.4

Update coverage requirement from ==7.6.1 to ==7.6.4

Author: yukinarit

pyproject.toml

@@ -63,7 +63,7 @@ pytest = "*"
 pytest-cov = "*"
 pytest-watch = "*"
 pytest-flake8 = "*"
-coverage = "==7.6.1"
+coverage = "==7.6.4"
 pdoc = "^15"
 more-itertools = "~=10.5.0"
 pre-commit = "==v4.0.1"