Merge "Send empty inline response to IME if augmented autofill returns no suggestion" into rvc-dev am: b9aeb6ca am: 2839d641 am: ffe39251 am: 8e8535d1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11784240

Change-Id: I6fac574a0387b42fdbf4fd4a039605e5b71325be