Merge "Add README with details about the status of support for this app" into main am: 5bee9151df am: 50919c7537

Original change: https://android-review.googlesource.com/c/platform/packages/apps/LegacyCamera/+/3319355

Change-Id: I723d4e10ea6156c8ba948290ce0cf7bfe6299f68
Signed-off-by: Automerger Merge Worker <[email protected]>