Bump marshmallow from 3.18.0 to 3.19.0

Bumps [marshmallow](https://github.com/marshmallow-code/marshmallow) from 3.18.0 to 3.19.0.
- [Release notes](https://github.com/marshmallow-code/marshmallow/releases)
- [Changelog](https://github.com/marshmallow-code/marshmallow/blob/dev/CHANGELOG.rst)
- [Commits](marshmallow-code/marshmallow@3.18.0...3.19.0)

---
updated-dependencies:
- dependency-name: marshmallow
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

setup.py

@@ -9,7 +9,7 @@
         "coverage==6.5.0",
         "werkzeug==2.2.2",
         "flask==2.2.2",
-        "marshmallow==3.18.0",
+        "marshmallow==3.19.0",
         "webargs==8.2.0",
         "apispec==6.0.2",
         "PyYAML==6.0",