### _Why are the changes needed?_
To update docs.
Rename Flink Table Store to Apache Paimon (Incubating) in docs `Connectors for Flink SQL Query Engine`
### _How was this patch tested?_
- [ ] 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.readthedocs.io/en/master/develop_tools/testing.html#running-tests) locally before make a pull request
Closes#4614 from huage1994/docs3.
Closes#4614
50f8b2c6f [Kent Yao] Update docs/connector/flink/paimon.rst
2b34c4724 [guanhua.lgh] typos
7d6488351 [guanhua.lgh] [DOCS] Rename Flink Table Store to Apache Paimon (Incubating) in docs under `Connectors for Flink SQL Query Engine`
Lead-authored-by: guanhua.lgh <guanhua.lgh@alibaba-inc.com>
Co-authored-by: Kent Yao <yao@apache.org>
Signed-off-by: Cheng Pan <chengpan@apache.org>