ocl: updated tuned parameters (#826) #1677

Job	Run time
build-on-cuda (OPENMP=ON)	8m 58s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, openmpi)	4m 15s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, mpich)	4m 10s
build-on-opencl (OPENMP=ON, SMM=libxsmm)	9m 16s
build-on-rocm (OPENMP=ON, G2G=ON)	3m 9s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, openmpi)	4m 11s
build-on-rocm (OPENMP=ON, G2G=OFF)	3m 12s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, mpich)	3m 59s
pre-commit	1m 2s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, openmpi)	4m 3s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, mpich)	3m 33s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, openmpi)	3m 51s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, mpich)	3m 28s
build-and-test (MPI=OFF, OPENMP=ON, SMM=blas, openmpi)	5m 18s
build-and-test (MPI=OFF, OPENMP=ON, SMM=libxsmm, openmpi)	5m 31s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=blas, openmpi)	3m 35s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=libxsmm, openmpi)	3m 20s
Combine & check coverage.	35s
	1h 15m 26s

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