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

New package: singularity-3.11.0
https://github.com/void-linux/void-packages/pull/42592

Description:
This is based on the work of @olafmersmann, https://github.com/void-linux/void-packages/pull/28129.
When merged, this should close https://github.com/void-linux/void-packages/issues/8135.

<!-- Uncomment relevant sections and delete options which are not applicable -->

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

#### New package
- This new package conforms to the [package requirements](https://github.com/void-linux/void-packages/blob/master/CONTRIBUTING.md#package-requirements): **YES**

<!-- Note: If the build is likely to take more than 2 hours, please add ci skip tag as described in
https://github.com/void-linux/void-packages/blob/master/CONTRIBUTING.md#continuous-integration
and test at least one native build and, if supported, at least one cross build.
Ignore this section if this PR is not skipping CI.
-->

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-glibc)