There is an updated pull request by ericonr against master on the void-packages repository

https://github.com/steinex/void-packages rsistent
https://github.com/void-linux/void-packages/pull/32192

python3-rsistent: remove
Recently python3-pyrsistent was added which is the same package and
installs the same files. Keep the more recent one, fix dependencies and
drop this.

Fixes installation of synapse.

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#### General
- [ ] This is a new package and it conforms to the [quality requirements](https://github.com/void-linux/void-packages/blob/master/Manual.md#quality-requirements)

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- [ ] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [x] I generally don't use the affected packages but briefly tested this PR

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A patch file from https://github.com/void-linux/void-packages/pull/32192.patch is attached