[stubsabot] Bump psycopg2 to 2.9.12

Release: https://pypi.org/pypi/psycopg2/2.9.12
Homepage: https://psycopg.org/
Repository: https://github.com/psycopg/psycopg2
Typeshed stubs: https://github.com/python/typeshed/tree/main/stubs/psycopg2
Changelog: https://www.psycopg.org/docs/news.html

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Author: stubsabot

stubs/psycopg2/METADATA.toml

@@ -1,3 +1,3 @@
-version = "2.9.11"
+version = "2.9.12"
 upstream-repository = "https://github.com/psycopg/psycopg2"
 partial-stub = false