New review comment by fosslinux on void-packages repository

https://github.com/void-linux/void-packages/pull/22785#discussion_r457061457

Comment:
I *think* there are a bunch more than just armv6l-musl. Going off https://forge.rust-lang.org/release/platform-support.html:

- armv5tel
- armv5tel-musl
- armv7l-musl (??)
- aarch64-musl (??)
- i686-musl
- mips* (we don't have glibc variants for mips)