remove build() and move man-pages-posix installation to package() because 'make install' of man-pages skip man0 section
add fix to Makefile to use busybox install and remove coreutils from makedepends, remove makedepends because it is empty now
Our ARM infrastructure is unreachable at the moment, so CI jobs will time-out and packages will not be updated until the servers are back.
remove build() and move man-pages-posix installation to package() because 'make install' of man-pages skip man0 section
add fix to Makefile to use busybox install and remove coreutils from makedepends, remove makedepends because it is empty now