ocl: updated tuned parameters #1429

Job	Run time
build-on-cuda (OPENMP=ON)	8m 31s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, openmpi)	2m 6s
pre-commit	1m 5s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, mpich)	2m 7s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, openmpi)	55s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, mpich)	1m 44s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, openmpi)	2m 5s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, mpich)	2m 6s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, openmpi)	2m 6s
build-on-opencl (OPENMP=ON, SMM=libxsmm)	7m 37s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, mpich)	1m 59s
build-and-test (MPI=OFF, OPENMP=ON, SMM=blas, openmpi)	2m 5s
build-and-test (MPI=OFF, OPENMP=ON, SMM=libxsmm, openmpi)	2m 7s
build-on-rocm (OPENMP=ON)	10m 35s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=blas, openmpi)	2m 6s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=libxsmm, openmpi)	2m 5s
Combine & check coverage.	0s
	51m 19s

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