Upgrade Opus to v1.1.2 am: c91ee5b564
am: c0ee1a0762

* commit 'c0ee1a0762cd1dac2af3b6be7473972a7e2fe27f':
  Upgrade Opus to v1.1.2

Change-Id: Ie314e3f8aab7d463ebf63d98c9d69e355e2be56a