Bump py-cord to 2.7 #2419

Job	Run time
ruff-lint	7s
flake8	10s
pymarkdown	8s
uv-check	7s
pre-commit / autofix-pre-commit	3m 9s
pytest	17s
mypy (package)	23s
mypy (tests)	22s
release	0s
build-and-publish	0s
	4m 43s

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