Add tests for loading native libraries in various locations through
absolute paths (reland).

This relands https://r.android.com/2304014 with a more reliable way of
determining the native library directory ("lib" or "lib64").

Test: atest libnativeloader_e2e_tests
Bug: 258340826
Change-Id: I8823c93cafa4747ef24ee57a3fcfeebe0f5788c7
6 files changed