Bump coveralls from 3.0.0 to 3.0.1

Bumps [coveralls](https://github.com/TheKevJames/coveralls-python) from 3.0.0 to 3.0.1.
- [Release notes](https://github.com/TheKevJames/coveralls-python/releases)
- [Changelog](https://github.com/TheKevJames/coveralls-python/blob/master/CHANGELOG.md)
- [Commits](TheKevJames/coveralls-python@3.0.0...3.0.1)

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

requirements_dev.txt

@@ -1,7 +1,7 @@
 pip==21.0.1
 tox==3.22.0
 coverage==5.5
-coveralls==3.0.0
+coveralls==3.0.1
 pytest==6.2.2
 respx==0.16.3