Update flask-wtf to 1.2.1

[pyup-bot]

This PR updates Flask-WTF from 1.0.0 to 1.2.1.

Changelog

1.2.1

- Fix a bug introduced with 556 where file validators were editing
the file fields content. 578

1.2.0

- Add field ``MultipleFileField``. ``FileRequired``, ``FileAllowed``, ``FileSize``
 now can be used to validate multiple files 556 338

1.1.2

-   Fixed Flask 2.3 deprecations of ``werkzeug.urls.url_encode`` and
 ``flask.Markup`` 565 561
-   Stop support for python 3.7 574
-   Use `pyproject.toml` instead of `setup.cfg` 576
-   Fixed nested blueprint CSRF exemption 572

1.1.1

Released 2023-01-17

-   Fixed `validate` `extra_validators` parameter. 548

1.1.0

Released 2023-01-15

-   Drop support for Python 3.6.
-   ``validate_on_submit`` takes a ``extra_validators`` parameters 479
-   Stop supporting Flask-Babelex 540
-   Support for python 3.11 542
-   Remove unused call to `JSONEncoder` 536

1.0.1

This release fixes compatibility with Werkzeug 2.1.

* Changes: https://flask-wtf.readthedocs.io/en/1.0.x/changes/#version-1-0-1

Links

• PyPI: https://pypi.org/project/flask-wtf
• Changelog: https://data.safetycli.com/changelogs/flask-wtf/
• Docs: https://pythonhosted.org/Flask-WTF/

[pyup-bot]

Closing this in favor of #3112