[dep/dev]: Update coverage requirement from ~=7.2.1 to ~=7.4.0

Updates the requirements on [coverage](https://github.com/nedbat/coveragepy) to permit the latest version.
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.2.1...7.4.0)

---
updated-dependencies:
- dependency-name: coverage
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements/requirements-dev.txt

@@ -3,7 +3,7 @@ numpy~=1.24.2
 dill~=0.3.6
 plotly~=5.14.1
 pytest~=7.4.0
-coverage~=7.2.1
+coverage~=7.4.0
 codecov~=2.1.12
 pdoc3~=0.10.0
 SciencePlots~=2.1.0