deps: update psycopg2-binary requirement from >=2.9.10 to >=2.9.12 in /backend

[dependabot]

Updates the requirements on psycopg2-binary to permit the latest version.

Changelog

Sourced from psycopg2-binary's changelog.

Current release

What's new in psycopg 2.9.12 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fix infinite loop with malformed interval (:ticket:1835).

What's new in psycopg 2.9.11 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Add support for Python 3.14.
• Avoid a segfault passing more arguments than placeholders if Python is built with assertions enabled (:ticket:[#1791](https://github.com/psycopg/psycopg2/issues/1791)).
• Add riscv64 platform binary packages (:ticket:[#1813](https://github.com/psycopg/psycopg2/issues/1813)).
• ~psycopg2.errorcodes map and ~psycopg2.errors classes updated to PostgreSQL 18.
• Drop support for Python 3.8.

What's new in psycopg 2.9.10 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Add support for Python 3.13.
• Receive notifications on commit (:ticket:[#1728](https://github.com/psycopg/psycopg2/issues/1728)).
• ~psycopg2.errorcodes map and ~psycopg2.errors classes updated to PostgreSQL 17.
• Drop support for Python 3.7.

What's new in psycopg 2.9.9 ^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Add support for Python 3.12.
• Drop support for Python 3.6.

What's new in psycopg 2.9.8 ^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Wheel package bundled with PostgreSQL 16 libpq in order to add support for recent features, such as sslcertmode.

What's new in psycopg 2.9.7 ^^^^^^^^^^^^^^^^^^^^^^^^^^^

• Fix propagation of exceptions raised during module initialization (:ticket:[#1598](https://github.com/psycopg/psycopg2/issues/1598)).

... (truncated)

Commits

• 3a6d9d6 ci: include almalinux in whieel building
• ebca6bf chore: bump to version 3.9.12
• 0196f02 build(deps): bump pypa/cibuildwheel from 3.3.1 to 3.4.0
• d157bdc build(deps): bump docker/setup-qemu-action from 3 to 4
• 7fccc0f build(deps): bump actions/upload-artifact from 6 to 7
• d52a61e chore: bump dependency libraries
• b231d72 chore: fix building binary images
• 6d76e84 Merge pull request #1836 from psycopg/fix-1835
• f7e314c fix: overflow in malformed interval
• eb905c1 docs: replace bare except clause with except Exception
• Additional commits viewable in compare view

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