Bump pglast from 3.4 to 5.0

[dependabot[bot]]

Bumps pglast from 3.4 to 5.0.

Changelog

Sourced from pglast's changelog.

.. -- coding: utf-8 --

.. _changes:

Changes

Version 4 #########

4.1 (2022-12-19)

- Fix serialization glitches introduced by “Avoid overly abundancy of parentheses in
  expressions” (to be precise, by this__ commit)
__ https://github.com/lelit/pglast/commit/6cfe75eea80f9c9bec4ba467e7ec1ec0796020de
4.0 (2022-12-12)

• Update libpg_query to final 14-3.0.0__

  __ https://github.com/pganalyze/libpg_query/releases/tag/14-3.0.0

4.0.dev0 (2022-11-24)

- Update libpg_query to `14-3.0.0`__
__ https://github.com/pganalyze/libpg_query/blob/14-latest/CHANGELOG.md#14-300---2022-11-17


Avoid overly abundancy of parentheses in expressions


Prefer SELECT a FROM b LIMIT ALL to ... LIMIT NONE


**Breaking changes**



Target PostgreSQL 14


The wrapper classes used in previous versions, implemented in pglast.node, are gone: now
everything works on top of the AST classes (issue [#80](https://github.com/lelit/pglast/issues/80)__)
__ lelit/pglast#80


The Ancestor class is not iterable anymore: it was an internal implementation facility,
</tr></table>

... (truncated)

Commits

• 1fc1655 Release 5.0
• 6d0ec14 Remove temporary condition on the build_wheels CI job
• 3857e2f Rectify RtD URL
• e4b903e Update CHANGES.rst
• a89578c Development release 5.0.dev1
• ad58874 Update CHANGES.rst
• 8e8b99a Use coverage 7.1.0 and pytest 7.2.1
• 1f33439 Update generated sources
• 51ea3e2 Update libpg_query to 15-4.2.0
• 07c7f94 Use a plain string instead of a Decimal to store Float.fval
• Additional commits viewable in compare view

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Superseded by #794.