manifest: android-7.1.1_r6 -> android-7.1.1_r9

Change-Id: I0764f15f72eed2eb8366dc15f5efa8458e8e3353
1 file changed
tree: e4c5e3789fad5c7d0d33fbb1d656c1f57151e802
  1. snippets/
  2. default.xml
  3. README.mkdn