Bump marshmallow from 3.8.0 to 3.10.0 in /auctioning_platform (#142)

Bumps [marshmallow](https://github.com/marshmallow-code/marshmallow) from 3.8.0 to 3.10.0.
- [Release notes](https://github.com/marshmallow-code/marshmallow/releases)
- [Changelog](https://github.com/marshmallow-code/marshmallow/blob/dev/CHANGELOG.rst)
- [Commits](marshmallow-code/marshmallow@3.8.0...3.10.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

auctioning_platform/requirements.txt

@@ -32,7 +32,7 @@ itsdangerous==1.1.0       # via flask, flask-security, flask-wtf
 jinja2==2.11.2            # via flask, flask-babelex
 markupsafe==1.1.1         # via jinja2, wtforms
 marshmallow-dataclass==8.1.0  # via -r ./web_app/requirements.txt
-marshmallow==3.8.0        # via -r ./web_app/requirements.txt, marshmallow-dataclass
+marshmallow==3.10.0        # via -r ./web_app/requirements.txt, marshmallow-dataclass
 mypy-extensions==0.4.3    # via typing-inspect
 packaging==20.4           # via pytest
 passlib==1.7.4            # via flask-security

auctioning_platform/web_app/requirements.txt

@@ -4,7 +4,7 @@ Flask-Security==3.0.0
 Flask-Injector==0.12.0
 Flask==1.1.2
 bcrypt==3.1.7
-marshmallow==3.8.0
+marshmallow==3.10.0
 marshmallow-dataclass==8.1.0
 Flask-Login==0.5.0
 SQLAlchemy==1.3.19