[automerger skipped] Merge "Revert "Create new AttributionSource tests for unparceling."" into tm-dev am: 0ed9d5d73f am: 131652fa82 am: 6a35c6ab44 am: 2aa1e25076 -s ours

am skip reason: Merged-In Iad346e1aaae35afc3e7275dd9e6a801bafd6311b with SHA-1 478c68936d is already in history. Merged-In was found from reverted change.

Reverted change: https://googleplex-android-review.googlesource.com/c/platform/cts/+/21778925

Original change: https://googleplex-android-review.googlesource.com/c/platform/cts/+/21893028

Change-Id: I95157207adf158044ae42145cf94f05ee7cdb021
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>