[automerger skipped] Migrate IS_PRIVATE from Q database to R am: e85e769d64 -s ours

am skip reason: Change-Id I86bdea2b8589a4c5ee11eaf73ae7aecd2a55d96a with SHA-1 7b939d73cc is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/providers/MediaProvider/+/12901795

Change-Id: I4fcc471e08b49b8fc25fc1e2040390ebcbb4072e