the ltp.zip file is not tracked in git record, so after download and unzip finished, we do not need to keep this ltp.zip file. Signed-off-by: guoshichao <guoshichao@xiaomi.com>
the ltp.zip file is not tracked in git record, so after download and unzip finished, we do not need to keep this ltp.zip file. Signed-off-by: guoshichao <guoshichao@xiaomi.com>