Merge "Rename FIRST_SDK_INT to DEVICE_INITIAL_SDK_INT" into sc-dev am: 036d189a8d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14134967

Change-Id: Iaae05598a4d39e4706a5cbbaf2dbc7e6f85de35b