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/GaussianPyramid.cpp b/tests/validation/NEON/GaussianPyramid.cpp
index a6e6f43..9639cbf 100644
--- a/tests/validation/NEON/GaussianPyramid.cpp
+++ b/tests/validation/NEON/GaussianPyramid.cpp
@@ -72,7 +72,7 @@
 template <typename T>
 using NEGaussianPyramidHalfFixture = GaussianPyramidHalfValidationFixture<Tensor, Accessor, NEGaussianPyramidHalf, T, Pyramid>;
 
-FIXTURE_DATA_TEST_CASE(RunSmallGaussianPyramidHalf, NEGaussianPyramidHalfFixture<uint8_t>, framework::DatasetMode::ALL, small_gaussian_pyramid_levels)
+FIXTURE_DATA_TEST_CASE(RunSmallGaussianPyramidHalf, NEGaussianPyramidHalfFixture<uint8_t>, framework::DatasetMode::NIGHTLY, small_gaussian_pyramid_levels)
 {
     validate_gaussian_pyramid(_target, _reference, _border_mode);
 }