chore(deps): bump psycopg2-binary from 2.8.6 to 2.9.1

Bumps [psycopg2-binary](https://github.com/psycopg/psycopg2) from 2.8.6 to 2.9.1.
- [Release notes](https://github.com/psycopg/psycopg2/releases)
- [Changelog](https://github.com/psycopg/psycopg2/blob/master/NEWS)
- [Commits](https://github.com/psycopg/psycopg2/commits)

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

Author: dependabot-preview[bot]

requirements.txt

@@ -7,7 +7,7 @@ Flask-Migrate==2.5.3
 flask-restx==0.5.0
 Flask-Testing==0.8.1
 gunicorn==20.0.4
-psycopg2-binary==2.8.6
+psycopg2-binary==2.9.1
 python-dotenv==0.17.1
 six==1.11.0
 pre-commit