New review comment by amak79 on void-packages repository

https://github.com/void-linux/void-packages/pull/26190#discussion_r629886781

Comment:
I had a look at other packages that specify `shlib_provides`. `muffin` for example specifies the same libs in `common/shlibs` and `shlib_provides`. I'm not sure why it does this, but it seems to be the only way to make `xbps-install` happy.