Fix github download ltp code error:
Cloning into 'ltp'...
*** Please tell me who you are.
Run
git config --global user.email "you@example.com"
git config --global user.name "Your Name"
to set your account's default identity.
Omit --global to set the identity only in this repository.
fatal: unable to auto-detect email address (got 'root@33ba2a4a6fc5.(none)')
Signed-off-by: yanghuatao <yanghuatao@xiaomi.com>
