supportedProducts 
  For Amazon EMR releases 3.x and 2.x. For Amazon EMR releases 4.x and later, use Applications.
A list of strings that indicates third-party software to use. For more information, see the Amazon EMR Developer Guide. Currently supported values are:
- "mapr-m3" - launch the job flow using MapR M3 Edition. 
- "mapr-m5" - launch the job flow using MapR M5 Edition.