Removed predictive modeling and related documentation #1721

Job	Run time
build-on-opencl (OPENMP=ON, SMM=libxsmm)	9m 8s
build-on-cuda (OPENMP=ON)	9m 4s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, openmpi)	4m 20s
build-on-rocm (OPENMP=ON, G2G=ON)	3m 19s
build-and-test (MPI=ON, OPENMP=ON, SMM=blas, mpich)	4m 10s
build-on-rocm (OPENMP=ON, G2G=OFF)	3m 29s
pre-commit	1m 2s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, openmpi)	4m 12s
build-and-test (MPI=ON, OPENMP=ON, SMM=libxsmm, mpich)	3m 55s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, openmpi)	4m 0s
build-and-test (MPI=ON, OPENMP=OFF, SMM=blas, mpich)	3m 46s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, openmpi)	4m 1s
build-and-test (MPI=ON, OPENMP=OFF, SMM=libxsmm, mpich)	3m 53s
build-and-test (MPI=OFF, OPENMP=ON, SMM=blas, openmpi)	5m 26s
build-and-test (MPI=OFF, OPENMP=ON, SMM=libxsmm, openmpi)	5m 27s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=blas, openmpi)	3m 42s
build-and-test (MPI=OFF, OPENMP=OFF, SMM=libxsmm, openmpi)	3m 19s
Combine & check coverage.	35s
	1h 16m 48s

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