Import libtextclassifier

1. Sort actions from the same annotation together
2. Fix an issue that all dictionary words are linkified
3. Drop v608 annotator images

BUG: 128413141
BUG: 131663217
BUG: 131297499

Test: atest frameworks/base/core/tests/coretests/src/android/view/textclassifier/

Change-Id: I553a146a6f7b995db6a85f4b435643daf69c16e1