Support lint on unbundled builds

Use prebuilts of the annotations.zip and api-versions.xml files
when running lint in an unbundled build.

Bug: 153485543
Test: m TARGET_BUILD_APPS=Gallery2 lint-check
Change-Id: Idacf3758a2769678a635941486183673e95b43f8
Merged-In: Idacf3758a2769678a635941486183673e95b43f8
(cherry picked from commit 8a6ed375)