Bump flask-wtf from 0.14.3 to 0.15.1 (#204)

Bumps [flask-wtf](https://github.com/wtforms/flask-wtf) from 0.14.3 to 0.15.1.
- [Release notes](https://github.com/wtforms/flask-wtf/releases)
- [Changelog](https://github.com/wtforms/flask-wtf/blob/main/docs/changes.rst)
- [Commits](https://github.com/wtforms/flask-wtf/compare/0.14.3...v0.15.1)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

setup.py

@@ -39,7 +39,7 @@ setup(
         'Flask-SQLAlchemy==2.4.4',
         'Flask-Migrate==2.7.0',
         'Flask-Bootstrap==3.3.7.1',
-        'Flask-WTF==0.14.3',
+        'Flask-WTF==0.15.1',
         'Flask-Caching==1.10.0',
         'Flask-Profiler==1.8.1',
         'geopy==2.1.0',