[SPARK-12894][DOCUMENT] Add deploy instructions for Python in Kinesis integration doc
[SPARK-12894][DOCUMENT] Add deploy instructions for Python in Kinesis integration doc

This PR added instructions to get Kinesis assembly jar for Python users in the Kinesis integration page like Kafka doc.

Author: Shixiong Zhu <shixiong@databricks.com>

Closes #10822 from zsxwing/kinesis-doc.

(cherry picked from commit 721845c1b64fd6e3b911bd77c94e01dc4e5fd102)
Signed-off-by: Tathagata Das <4330a85689689e23b81e88bdf5853b25c33529eb@gmail.com>

haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark