Remove ICU .dat prebuilt / add new one for APEX

Removes the old ICU .dat prebuilt definition, and adds a new
one for use by the runtime module APEX file.

Adjusts the code that hardcode the old location to use the
new location.

This reverts commit 8bc53c23d82a1c203c25f09e1fbc5d91674b7831.
This is a reapply of commit 4c838289feaa4daad369a8532e77822cc71c47f3

Bug: 120853401
Bug: 119293618
Test: build / boot
Change-Id: I5b72a8104ad3b19bd396641298d2acdcc812c430
5 files changed