Rebuild sysroot if dependencies change
This make a simple make r.initfs enough to rebuild the initfs when changing drivers. Previously make cr.initfs was necessary which rebuilds redox-initfs-ar from scratch.
This make a simple make r.initfs enough to rebuild the initfs when changing drivers. Previously make cr.initfs was necessary which rebuilds redox-initfs-ar from scratch.
merged
mentioned in commit aac6c5cf