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

https://github.com/TinfoilSubmarine/void-packages maint/synapse
https://github.com/void-linux/void-packages/pull/42507

synapse: update to 1.79.0.
- python3-saml2: update to 7.4.1.
- python3-prometheus_client: update to 0.16.0.
- python3-simplejson: update to 3.18.3.
- synapse: update to 1.79.0.

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#### Testing the changes
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A patch file from https://github.com/void-linux/void-packages/pull/42507.patch is attached