Merge "Exclude flaky tests from CtsGraphicsTestCases" am: 64c920c24d am: 5d145dbcc0 am: ff646ddc80

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2068130

Change-Id: I2be1a106f68dbef3d2b0c85fd9d3eb406c7502c5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>