This change moves fsck.ubifs and mount.ubifs to correct package.
Noticed when lzo was installed to ubi-less image additionally when
upgrading from scarthgap to master as being dependency of fsck.ubifs.
Signed-off-by: Peter Marko <peter.marko@siemens.com> Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com> Signed-off-by: Ross Burton <ross.burton@arm.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>