build-sys: normalize line breaks
build-sys: normalize line breaks

Break lines earlier, as it's already done in some places and use only 1
tab to avoid reaching the column limit.

lucasdemarchi/kmod,pmmccorm/kmod,Distrotech/kmod,pmmccorm/kmod,Distrotech/kmod,lucasdemarchi/kmod,lpereira/kmod,pmmccorm/kmod,Distrotech/kmod,lpereira/kmod,lpereira/kmod,lucasdemarchi/kmod