Camera: fix sensitivity expectation

API allows HAL to round down sensitivity.

Bug: 26405736
Change-Id: I3d21a619b8dde07b14c5dca07acfd7ed13e78e54
diff --git a/tests/camera/src/android/hardware/camera2/cts/ImageReaderTest.java b/tests/camera/src/android/hardware/camera2/cts/ImageReaderTest.java
index 152bef2..3f68d19 100644
--- a/tests/camera/src/android/hardware/camera2/cts/ImageReaderTest.java
+++ b/tests/camera/src/android/hardware/camera2/cts/ImageReaderTest.java
@@ -868,7 +868,7 @@
                                     "sensitivity was %d expecting %d.", i, format, sz.toString(),
                                     getValueNotNull(result, CaptureResult.SENSOR_SENSITIVITY),
                                     TEST_SENSITIVITY_VALUE),
-                            sensitivityDiff == 0);
+                            sensitivityDiff >= 0);
 
 
                     // Sleep to Simulate long porcessing before closing the image.