Merge "Generate an api-versions.xml from stubs jar" am: dad3c928d8 am: 36ba538606 am: 0752cbed7e

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1977285

Change-Id: I9995e0f4e555b542fb39dd3ba5d3ecf9ad0718d4