[api]fix some typo errors
[api]fix some typo errors

Chilledheart/seahub,madflow/seahub,Chilledheart/seahub,cloudcopy/seahub,madflow/seahub,miurahr/seahub,miurahr/seahub,cloudcopy/seahub,madflow/seahub,Chilledheart/seahub,miurahr/seahub,madflow/seahub,cloudcopy/seahub,Chilledheart/seahub,cloudcopy/seahub,miurahr/seahub,madflow/seahub,Chilledheart/seahub