runqemu-extract-sdk: fix install debugfs on rootfs
At least with my current setup and acc. the manual, the images are named
like image-dbg.rootfs.tar.bz2.
The filter has two bugs:
- expects something like -dbg.tar
- tar without compression suffix is not allowed
Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>