Bump psycopg from 3.1.14 to 3.1.15

Bumps [psycopg](https://github.com/psycopg/psycopg) from 3.1.14 to 3.1.15.
- [Changelog](https://github.com/psycopg/psycopg/blob/master/docs/news.rst)
- [Commits](psycopg/psycopg@3.1.14...3.1.15)

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

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

Pipfile

@@ -7,7 +7,7 @@ name = "pypi"
 pytest = "==7.4.3"
 port-for = "==0.7.2"
 mirakuru = "==2.5.2"
-psycopg = "==3.1.14"
+psycopg = "==3.1.15"
 
 [dev-packages]
 towncrier = "==23.11.0"