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This PR updates psycopg2 from 2.8.6 to 2.9.2.

Changelog

2.9.2

^^^^^^^^^^^^^^^^^^^^^^^^^^^

- Raise `ValueError` for dates >= Y10k (:ticket:`1307`).
- `~psycopg2.errorcodes` map and `~psycopg2.errors` classes updated to
PostgreSQL 14.
- Add preliminary support for Python 3.11 (:tickets:`1376, 1386`).
- Wheel package compiled against OpenSSL 1.1.1l and PostgreSQL 14.1
(:ticket:`1388`).

2.9.1

^^^^^^^^^^^^^^^^^^^^^^^^^^^

Fix regression with named `sql.Placeholder` (:ticket:`1291`).

2.9

-------------------------

- ``with connection`` starts a transaction on autocommit transactions too
(:ticket:`941`).
- Timezones with fractional minutes are supported on Python 3.7 and following
(:ticket:`1272`).
- Escape table and column names in `~cursor.copy_from()` and
`~cursor.copy_to()`.
- Connection exceptions with sqlstate ``08XXX`` reclassified as
`~psycopg2.OperationalError` (a subclass of the previously used
`~psycopg2.DatabaseError`) (:ticket:`1148`).
- Include library dirs required from libpq to work around MacOS build problems
(:ticket:`1200`).

Other changes:

- Dropped support for Python 2.7, 3.4, 3.5 (:tickets:`1198, 1000, 1197`).
- Dropped support for mx.DateTime.
- Use `datetime.timezone` objects by default in datetime objects instead of
`~psycopg2.tz.FixedOffsetTimezone`.
- The `psycopg2.tz` module is deprecated and scheduled to be dropped in the
next major release.
- Provide :pep:`599` wheels packages (manylinux2014 tag) for i686 and x86_64
platforms.
- Provide :pep:`600` wheels packages (manylinux_2_24 tag) for aarch64 and
ppc64le platforms.
- Wheel package compiled against OpenSSL 1.1.1k and PostgreSQL 13.3.
- Build system for Linux/MacOS binary packages moved to GitHub Actions.

2.8.7

^^^^^^^^^^^^^^^^^^^^^^^^^^^

- Accept empty params as `~psycopg2.connect()` (:ticket:`1250`).
- Fix attributes refcount in `Column` initialisation (:ticket:`1252`).
- Allow re-initialisation of static variables in the C module (:ticket:`1267`).
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