Add DMC standalone #6182

Job	Run time
Black (Python3.9)	1m 9s
Black (Python3.9)	1m 9s
py39-coverage-prefetch (Python3.9, windows-latest)	21s
py39-coverage-prefetch (Python3.9, windows-latest)	4m 25s
Python3.9 (Conda, ubuntu-latest)	32s
Python3.9 (Conda, ubuntu-latest)	6m 32s
py310-coverage-lmoments-doctest (Python3.10, macos-latest)	34s
py310-coverage-lmoments-doctest (Python3.10, macos-latest)	4m 16s
test-${{ matrix.tox-env }} (Python${{ matrix.python-version }})	0s
test-${{ matrix.tox-env }} (Python${{ matrix.python-version }})	0s
Python3.12 (Conda, ubuntu-latest)	33s
Python3.12 (Conda, ubuntu-latest)	6m 58s
py39-coverage-sbck-doctest (Python3.9, ubuntu-latest)	36s
py39-coverage-sbck-doctest (Python3.9, ubuntu-latest)	4m 43s
py310-coverage-lmoments (Python3.10, ubuntu-latest)	35s
py310-coverage-lmoments (Python3.10, ubuntu-latest)	4m 44s
py311-coverage-sbck (Python3.11, ubuntu-latest)	35s
py311-coverage-sbck (Python3.11, ubuntu-latest)	4m 43s
py312-coverage-lmoments-doctest (Python3.12, ubuntu-latest)	32s
py312-coverage-lmoments-doctest (Python3.12, ubuntu-latest)	4m 44s
notebooks (Python3.10, ubuntu-latest)	33s
notebooks (Python3.10, ubuntu-latest)	4m 44s
offline-prefetch (Python3.11, ubuntu-latest)	46s
offline-prefetch (Python3.11, ubuntu-latest)	4m 43s
finish	1s
finish	0s
	58m 28s

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