feat(make): optimize makefiles and remove some unused files

Signed-off-by: Caoruihong <crh.cao@huawei.com>
Change-Id: Ie2dfa7334417ccd55bd56a19a7882a982ce49cab

tools/scripts/make_rootfs/releaseinfo.sh

@@ -28,20 +28,10 @@
 # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-set -e
-
-if [ $# -ne 3 ];then
-    exit 1
-fi
 
 VERSION=$1
 ROOTFS_DIR=$2
-OUT_DIR=$3
 RELEASE_TIME=$(date "+%Y-%m-%d %H:%M:%S")
 
 echo VERSION=\"${VERSION}\" > ${ROOTFS_DIR}/etc/os-release
 echo RELEASE_TIME=\"${RELEASE_TIME}\" >> ${ROOTFS_DIR}/etc/os-release
-if [ ! -d ${OUT_DIR}etc ]; then
-    mkdir -p ${OUT_DIR}etc
-fi
-cp ${ROOTFS_DIR}/etc/os-release ${OUT_DIR}etc