Follow rename of HomeVisibilityObserver am: 9d5d5ee08d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Stk/+/12829740

Change-Id: I630d7a4b8e8bbc6a5dec266ad77e65528d7813fe
tree: ea882248f62da9dbbee1c08ad5f65b09df5bfc72
  1. res/
  2. src/
  3. Android.bp
  4. AndroidManifest.xml
  5. CleanSpec.mk
  6. NOTICE
  7. OWNERS