am f94531cc: am 7570ef70: cherrypick from lmp-docs branch. docs: Added What\'s New section for GMS v7.3 (Parmesan). Original change-Id: Ie56171262f866b1f312db5cefaec849353a1c541

* commit 'f94531ccf1d7337ee05feb787feed8baa8e8c540':
  cherrypick from lmp-docs branch. docs: Added What's New section for GMS v7.3 (Parmesan). Original change-Id: Ie56171262f866b1f312db5cefaec849353a1c541