Merge "Add emulator metadata generator script" am: 72205da1e6

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2531482

Change-Id: I9e2f14eb4d993adaaddfaf094725bcf4cbcc7f39
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>