dsl: Remove counters for SubDomains and MultiSubDomains #6797

Job	Run time
pytest-ubuntu-py311-gcc11-noomp-base	11m 28s
pytest-ubuntu-py311-gcc11-noomp-adjoint	31m 43s
pytest-ubuntu-py38-gcc12-omp-base	12m 0s
pytest-ubuntu-py38-gcc12-omp-adjoint	33m 2s
pytest-ubuntu-py38-gcc7-omp-base	11m 33s
pytest-ubuntu-py38-gcc7-omp-adjoint	33m 17s
pytest-ubuntu-py310-gcc10-noomp-base	11m 20s
pytest-ubuntu-py310-gcc10-noomp-adjoint	30m 51s
pytest-ubuntu-py312-gcc13-omp-base	14m 57s
pytest-ubuntu-py312-gcc13-omp-adjoint	40m 18s
pytest-ubuntu-py39-gcc9-omp-base	11m 32s
pytest-ubuntu-py39-gcc9-omp-adjoint	32m 14s
pytest-osx-py312-clang-omp-base	1m 41s
pytest-docker-py39-gcc-omp-base	12m 4s
pytest-docker-py39-gcc-omp-adjoint	28m 58s
pytest-docker-py39-icx-omp-base	11m 30s
pytest-docker-py39-icx-omp-adjoint	28m 42s
	5h 57m 10s

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