Merge "test_flowgraph: add tests for SinkI32.cpp" into tm-dev am: b2dbb48e am: d636f3f4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18499494



Change-Id: I34ce8e6cad6f417c00f65dca5442f587a942bdee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>