chore(deps): update dependency marshmallow to v3.21.0

renovate[bot] · web-flow · commit aa2c7b5faa0d · 2024-02-26T19:57:22.000Z
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -18,4 +18,4 @@ rope
 twine
 pydocstyle
 jsonschema==3.2.0
-marshmallow==3.13.0
+marshmallow==3.21.0
