Remove idaes.core.dmf and related code #11198

Job	Run time
(util) Check if should run	5s
Run tests from site-packages (non-editable) installation (pip-default/linux)	26m 34s
pytest (py3.9/linux/integration)	24m 11s
Run tests from site-packages (non-editable) installation (pip-complete/linux)	27m 31s
Run examples (py3.9/linux)	15m 55s
pytest (py3.9/win64/integration)	36m 22s
Run tests from site-packages (non-editable) installation (pip-all/linux)	27m 52s
Run examples (py3.9/win64)	26m 17s
pytest (py3.10/linux/integration)	19m 33s
Run tests from site-packages (non-editable) installation (conda-like/linux)	26m 4s
Run examples (py3.10/linux)	16m 0s
pytest (py3.10/win64/integration)	38m 40s
Run examples (py3.10/win64)	27m 50s
pytest (py3.11/linux/integration)	18m 53s
Run examples (py3.11/linux)	14m 11s
pytest (py3.11/win64/integration)	33m 0s
pytest (py3.12/linux/integration)	17m 47s
Run examples (py3.11/win64)	25m 51s
Run examples (py3.12/linux)	14m 21s
pytest (py3.12/win64/integration)	33m 38s
Run examples (py3.12/win64)	25m 17s
	8h 15m 52s

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