Revert "Remove TEST_MAPPING"

This corrects the Android.bp and returns the TEST_MAPPING.
This reverts commit 081ad246e6d9559f8e5d8d5df99c1edf8515f597.

Bug: 161459805
Test: treehugger
Change-Id: Iac8c4ae4db4434cf1c2c36b0254363a051fc7c56
2 files changed