bring the multi-commit integration from master to pi-dev

libxaac multi-arch cleanup

Change-Id: Ibcefa14f439e75f48a54955c9abf1a06c418e41e
Change-Id: Ia7a9b1e4de0add847c136f6f545b81dc8087521d
Change-Id: I12c3f8414dc9971017de223e88f292f8982a5c9b

Fix dependency error in Android.bp
Change-Id: Ic54f688736b3f2a70172676e4cee22aea4cbd705

Localized Android.bp
Change-Id: I68c4fc24fca279104c8ce2129fd4a3ed8d116b9b

Import xHE-AAC decoder from Ittiam
Change-Id: I3c8d124033f967b29d6e384cce5c843ee17a7bb1

Bug: 77287124
Test: build, cts DecoderTest