Restore expectedFailure to test description files

- Updated example tests, added missing npy files
- Updated README file with fields in desc.json

Change-Id: I5651ed5260866a8381adf620fb6dd6405cb2833b
diff --git a/examples/test_conv2d_1x1_1x32x32x8_f32_st11_padSAME_dilat11/flatbuffer-tflite/desc.json b/examples/test_conv2d_1x1_1x32x32x8_f32_st11_padSAME_dilat11/flatbuffer-tflite/desc.json
index e59bac3..e9df724 100644
--- a/examples/test_conv2d_1x1_1x32x32x8_f32_st11_padSAME_dilat11/flatbuffer-tflite/desc.json
+++ b/examples/test_conv2d_1x1_1x32x32x8_f32_st11_padSAME_dilat11/flatbuffer-tflite/desc.json
@@ -10,7 +10,7 @@
     "TosaOutput_0"
   ],
   "ofm_file": [
-    "ref_model_Result0.npy"
+    "ref_model_output_0.npy"
   ],
   "expected_failure": false
 }
\ No newline at end of file