[DOCS] UpdateAPI.sh usage requirements and instructions (#1331)
[DOCS] UpdateAPI.sh usage requirements and instructions (#1331)

* python requirements, maven and java version requirements
* add macos instructions for pip packages
apache/incubator-systemml,apache/incubator-systemml,apache/incubator-systemml,apache/incubator-systemml,apache/incubator-systemml,apache/incubator-systemml