👌 Improve generation of meta nodes #1943

Job	Run time
Check myst-docutils install (0.21)	13s
Check myst-docutils install (0.20)	16s
pre-commit	14s
pytest: py3.11, sphinx>=8,<9, on ubuntu-latest	35s
pytest: py3.14, sphinx>=8,<9, on windows-latest	1m 0s
pytest: py3.14, sphinx>=8,<9, on ubuntu-latest	34s
pytest: py3.12, sphinx>=8,<9, on ubuntu-latest	36s
pytest: py3.11, sphinx>=8,<9, on windows-latest	1m 12s
pytest: py3.13, sphinx>=8,<9, on ubuntu-latest	34s
check	4s
Publish myst-parser to PyPi	0s
Publish myst-docutils to PyPi	-1s
	5m 17s

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