### _Why are the changes needed?_
Add the docs for batch resource rest api.
Close#3076
### _How was this patch tested?_
- [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible
- [x] Add screenshots for manual tests if appropriate

- [ ] [Run test](https://kyuubi.apache.org/docs/latest/develop_tools/testing.html#running-tests) locally before make a pull request
Closes#3075 from turboFei/rest_api.
Closes#3076
970498e6 [Fei Wang] Cap
445fde21 [Fei Wang] nit
4b0306df [Fei Wang] refactor
b4a5a74f [Fei Wang] add rest api docs
Authored-by: Fei Wang <fwang12@ebay.com>
Signed-off-by: Fei Wang <fwang12@ebay.com>