Merge "Support Accessibility workspace addition for WorkspaceItemInfo" into sc-v2-dev am: 964c7641ad am: e29042026d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15868593

Change-Id: I2a6ad1be51ead69593e06914bc64186e816c9501