[SPARK-4683][SQL] Add a beeline.cmd to run on Windows

Tested locally with a Win7 VM. Connected to a Spark SQL Thrift server instance running on Mac OS X with the following command line:

```
bin\beeline.cmd -u jdbc:hive2://10.0.2.2:10000 -n lian
```

<!-- Reviewable:start -->
[<img src="https://reviewable.io/review_button.png" height=40 alt="Review on Reviewable"/>](https://reviewable.io/reviews/apache/spark/3599)
<!-- Reviewable:end -->