Merge "Move legacy_blob tests into separate file" into main am: 6ed506f4d3 am: 62fe5fac28

Original change: https://android-review.googlesource.com/c/platform/system/security/+/3184639

Change-Id: I5a94b6eb5f1167aa7354826cdad4173afe6998e1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>