updated the [Hive 0.13.1](https://archive.apache.org/dist/hive/hive-0.13.1) download link in `sql/README.md`

Author: Christian Kadner <ckadner@us.ibm.com>

Closes #7144 from ckadner/SPARK-8746 and squashes the following commits:

65d80f7 [Christian Kadner] [SPARK-8746][SQL] update download link for Hive 0.13.1