Revert "Add TEST_MAPPING file for ExternalStorageProvider package"

This reverts commit 426f6f91f463e62fa3bd62a6fb8bd6f7b6861161.

Reason for revert: Droidmonitor created revert due to b/360915844.

Change-Id: If2b797a101f2c3e6446941f41f2e722ef1e245b5
1 file changed