There's a closed pull request on the void-packages repository

maxima: update to 5.46.0.
https://github.com/void-linux/void-packages/pull/36711

Description:
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#### Testing the changes
- I tested the changes in this PR: **briefly**

This update causes a bunch of doctest failures in sagemath-9.5, so let's hold it for a while.

```
sage -t --long ... .../sage/symbolic/integration/integral.py  # 1 doctest failed
sage -t --long ... .../sage/calculus/calculus.py  # 5 doctests failed
sage -t --long ... .../sage/functions/exp_integral.py  # 1 doctest failed
sage -t --long ... .../sage/symbolic/relation.py  # 1 doctest failed
sage -t --long ... .../sage/interfaces/maxima_lib.py  # 2 doctests failed
```