manifest: android-8.1.0_r4 -> android-8.1.0_r11

Change-Id: If67a1ece11ce0c8b7ab2722cee20dc2fa8342418
1 file changed
tree: 694e0794fca8617de27f406ce56814ba8a79e35a
  1. snippets/
  2. default.xml
  3. README.mkdn