DO NOT MERGE: remove duplicate knownfailures

Change-Id: I7e1bf3619e9c3884161edb82a2fd7cc7f66e86d8
diff --git a/tests/expectations/knownfailures.txt b/tests/expectations/knownfailures.txt
index ee6603b..71569dd 100644
--- a/tests/expectations/knownfailures.txt
+++ b/tests/expectations/knownfailures.txt
@@ -355,12 +355,5 @@
     "android.hardware.camera2.cts.RecordingTest#testRecordingFramerateLowToHigh"
   ],
   bug: 18705837
-},
-{
-  description: "The new image reader test is not yet passing on all devices",
-  names: [
-    "android.hardware.camera2.cts.ImageReaderTest#testAllOutputYUVResolutions"
-  ],
-  bug: 18689511
 }
 ]