COMPMID-4019: Disable CV/GLES from running on precommits

Moving all GLES and CV tests on nightlies.

Change-Id: I0f4288dc2f23bafea1597a4046c2953bdefcc3d7
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4535
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/validation/NEON/HOGDescriptor.cpp b/tests/validation/NEON/HOGDescriptor.cpp
index afaf8d9..f6c7ed3 100644
--- a/tests/validation/NEON/HOGDescriptor.cpp
+++ b/tests/validation/NEON/HOGDescriptor.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018 Arm Limited.
+ * Copyright (c) 2017-2020 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -55,7 +55,7 @@
 // clang-format off
 using NEHOGDescriptorFixture = HOGDescriptorValidationFixture<Tensor, HOG, Accessor, NEHOGDescriptor, uint8_t, float>;
 
-FIXTURE_DATA_TEST_CASE(RunSmall, NEHOGDescriptorFixture, framework::DatasetMode::PRECOMMIT,
+FIXTURE_DATA_TEST_CASE(RunSmall, NEHOGDescriptorFixture, framework::DatasetMode::NIGHTLY,
                        combine(combine(
                        datasets::SmallHOGDescriptorDataset(),
                        framework::dataset::make("Format", Format::U8)),