Log Message:
py-cparser: update to 2.22.

What's Changed

    Add missing SCHAR limit defines by @matamegger in #449
    Use proper SPDX identifier by @Shortfinga in #474
    Add Python 3.11 as a supported version by @erlend-aasland in #469
    Fix multi-pragma/single statement blocks (#479) by @ldore in #480
    Add an encoding parameter to parse_file by @jordr in #486
    Feature/add pragma support by @jordr in #487
    Set up permissions to ci.yml by @joycebrum in #492
    _build_tables: Invalidate cache before importing generated modules by \ 
@mgorny in #494
    Upgrade GitHub Actions by @cclauss in #500
    Create a Security Policy by @joycebrum in #499
    New example to generate AST from scratch by @Andree37 in #507
    Add support for Python 3.12 by @hugovk in #515
    ply: Make generated lextab.py deterministic by @jackrosenthal in #531