chore: Add missing marshmallow dependency for tests to run

bstadlbauer · bstadlbauer · commit f6bee1885328 · 2021-04-03T14:02:16.000+02:00
diff --git a/pyproject.toml b/pyproject.toml
@@ -57,6 +57,7 @@ pytest-sugar = "^0.9.4"
 pytest-xdist = "^2.2.0"
 toml = "^0.10.2"
 wemake-python-styleguide = "^0.14.1"
+marshmallow = "^3.11.1"
 
 [tool.poetry.scripts]
 pytkdocs = "pytkdocs.cli:main"
