Updated files with 'repo_helper'. (#45)

Co-authored-by: repo-helper[bot] <74742576+repo-helper[bot]@users.noreply.github.com>

Author: repo-helper[bot]

tox.ini

@@ -91,7 +91,7 @@ basepython = python3.6
 ignore_errors = True
 changedir = {toxinidir}
 deps =
-    mypy==0.931
+    mypy==0.942
     -r{toxinidir}/tests/requirements.txt
     -r{toxinidir}/stubs.txt
 commands = mypy seed_intersphinx_mapping tests {posargs}