⬆️ Bump psycopg from 3.1.12 to 3.1.13 in /shifter

Bumps [psycopg](https://github.com/psycopg/psycopg) from 3.1.12 to 3.1.13.
- [Changelog](https://github.com/psycopg/psycopg/blob/master/docs/news.rst)
- [Commits](psycopg/psycopg@3.1.12...3.1.13)

---
updated-dependencies:
- dependency-name: psycopg
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

shifter/requirements.txt

@@ -2,7 +2,7 @@ asgiref==3.7.2
 Django==4.2.7
 django-crontab==0.7.1
 gunicorn==21.2.0
-psycopg==3.1.12
+psycopg==3.1.13
 psycopg-binary==3.1.12
 sqlparse==0.4.4
 typing_extensions==4.8.0