Oversight from the previous commit, thanks jahway603 on the AUR for
pointing this out. No version or release bump needed, just make sure
that future updates don't accidentally pull the old source.
* new maintainer
* update url to new website
* install wrapper as aarch64-linux-musl-gcc rather than
aarch64-linux-musl-gnu-gcc
* remove obselete --sysroot configure option
* add gitignore
* misc style cleanup