There is a new pull request by mmnmnnmnmm against master on the void-packages repository

https://github.com/mmnmnnmnmm/void-packages p9p
https://github.com/void-linux/void-packages/pull/38758

plan9port: update to 20220813
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#### Testing the changes
- I tested the changes in this PR: **YES**

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#### New package
- This new package conforms to the [package requirements](https://github.com/void-linux/void-packages/blob/master/CONTRIBUTING.md#package-requirements): **YES**|**NO**
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Patch for: https://github.com/9fans/plan9port/pull/571


A patch file from https://github.com/void-linux/void-packages/pull/38758.patch is attached