Disable tests not applicable to VP10

As VP10 does not support multiple layers yet, we disable the ported
tests from VP9.

Change-Id: Ib7577c27e402ede481213b7a64ebee7576a025a5

test/datarate_test.cc

@@ -1145,10 +1145,6 @@ TEST_P(DatarateOnePassCbrSvc, OnePassCbrSvc3SpatialLayers4threads) {
   EXPECT_EQ(static_cast<unsigned int>(0), GetMismatchFrames());
 }
 
-VP10_INSTANTIATE_TEST_CASE(DatarateTestVP9Large,
-                          ::testing::Values(::libvpx_test::kOnePassGood,
-                                            ::libvpx_test::kRealTime),
-                          ::testing::Range(5, 9));
 /* VP10 does not support multiple layers yet.
 VP10_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvc,
                            ::testing::Values(::libvpx_test::kRealTime),