### _Why are the changes needed?_
close#2301
### _How was this patch tested?_
- [X] Add some test cases that check the changes thoroughly including negative and positive cases if possible
- [ ] 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#2364 from wForget/KYUUBI-2301.
Closes#2301
7a176e0e [wforget] merge
0b41fafa [wforget] comment
7614dbda [wforget] Merge remote-tracking branch 'origin/master' into KYUUBI-2301
9180cf63 [wforget] fix
741139a4 [wforget] fix
1194ccbf [wforget] move limiter from common to server
a6b93b38 [wforget] regenerate settings.md
123f9209 [wforget] [KYUUBI-2301] Limit the maximum number of concurrent connections per user and ipaddress
Authored-by: wforget <643348094@qq.com>
Signed-off-by: Kent Yao <yao@apache.org>