New comment by dkwo on void-packages repository

https://github.com/void-linux/void-packages/issues/34035#issuecomment-967326946

Comment:
Thank you, adding the `i915` module to initram works.
```
$ xdowngrade linux5.15-5.15.1_1.x86_64.xbps
index: ignoring linux5.15-5.15.1_1, unmatched arch (x86_64)
index: 0 packages registered.
/bin/xdowngrade: failed to register all 1 packages.
```
So let me try extract it, just for the sake of science. :)