build(deps): bump flask-security-too from 5.3.0 to 5.3.3 in /src/install

Bumps [flask-security-too](https://github.com/Flask-Middleware/flask-security) from 5.3.0 to 5.3.3.
- [Release notes](https://github.com/Flask-Middleware/flask-security/releases)
- [Changelog](https://github.com/Flask-Middleware/flask-security/blob/5.3.3/CHANGES.rst)
- [Commits](Flask-Middleware/flask-security@5.3.0...5.3.3)

---
updated-dependencies:
- dependency-name: flask-security-too
  dependency-type: direct:production
...

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

src/install/requirements_frontend.txt

@@ -2,7 +2,7 @@ bcrypt==4.0.1
 email-validator==1.3.1
 flask-login==0.6.2
 flask-paginate==2022.1.8
-flask-security-too==5.3.0
+flask-security-too==5.3.3
 flask-wtf==1.1.1
 flask==2.3.3
 flask_restx==1.1.0