Release 9.0.0

[kelson42]

Partly solved #823:

• meson version updated
• Changelog updated

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (14d30cf) 57.57% compared to head (f7fe1e5) 57.57%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #840 +/- ## ======================================= Coverage 57.57% 57.57% ======================================= Files 99 99 Lines 4542 4542 Branches 1909 1909 ======================================= Hits 2615 2615 Misses 668 668 Partials 1259 1259 ```

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