"Move ICU from ART APEX into i18n APEX" Attempt 2

This reverts commit 4af0f8faf3329845a39ba4a0f83e01902b5b5e0c.
Reland https://r.android.com/1283721

Bug: 153648261
Test: CtsJniTestCases
Change-Id: I446bbfdb0e2f4f9606d12933ad39a28399acd261
3 files changed