api: Add shift and fd order option to all FD operators: #6092

Job	Run time
pytest-ubuntu-py311-gcc11-noomp-base	27m 56s
pytest-ubuntu-py311-gcc11-noomp-adjoint	27m 34s
pytest-ubuntu-py38-gcc12-omp-base	48m 45s
pytest-ubuntu-py38-gcc12-omp-adjoint	32m 18s
pytest-ubuntu-py37-gcc7-omp-base	28m 0s
pytest-ubuntu-py37-gcc7-omp-adjoint	27m 52s
pytest-ubuntu-py310-gcc10-noomp-base	48m 47s
pytest-ubuntu-py310-gcc10-noomp-adjoint	26m 10s
pytest-ubuntu-py38-gcc8-omp-base	33m 50s
pytest-ubuntu-py38-gcc8-omp-adjoint	24m 47s
pytest-ubuntu-py39-gcc9-omp-base	41m 33s
pytest-ubuntu-py39-gcc9-omp-adjoint	26m 25s
pytest-osx-py37-clang-omp-base	3m 15s
pytest-docker-py39-gcc-omp-base	35m 42s
pytest-docker-py39-gcc-omp-adjoint	38m 48s
pytest-docker-py39-icx-omp-base	23m 56s
pytest-docker-py39-icx-omp-adjoint	25m 28s
	8h 41m 6s

Provide feedback