Bump psycopg2 from 2.9.6 to 2.9.9 (#422)

Bumps [psycopg2](https://github.com/psycopg/psycopg2) from 2.9.6 to 2.9.9.
- [Changelog](https://github.com/psycopg/psycopg2/blob/master/NEWS)
- [Commits](psycopg/psycopg2@2.9.6...2.9.9)

---
updated-dependencies:
- dependency-name: psycopg2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements/local.txt

@@ -2,7 +2,7 @@
 
 # Werkzeug[watchdog]==2.1.2 # https://github.com/pallets/werkzeug
 ipdb==0.13.13  # https://github.com/gotcha/ipdb
-psycopg2==2.9.6  # https://github.com/psycopg/psycopg2
+psycopg2==2.9.9  # https://github.com/psycopg/psycopg2
 # watchgod==0.7  # https://github.com/samuelcolvin/watchgod
 
 # Code quality