Build

Bump empack #284

Job	Run time
build	2m 35s
build	2m 35s
Check Links	1m 4s
Check Links	1m 4s
python-tests-micromamba	2m 3s
python-tests-micromamba	2m 3s
python-tests-mamba-python	2m 21s
python-tests-mamba-python	2m 21s
python-tests-conda	1m 49s
python-tests-conda	1m 49s
Integration tests (jupyterlite-core -U)	4m 19s
Integration tests (jupyterlite-core -U)	2m 33s
python-tests-mamba	2m 2s
python-tests-mamba	2m 2s
test_isolated	35s
test_isolated	35s
Integration tests (jupyterlite-core --pre)	4m 21s
Integration tests (jupyterlite-core --pre)	4m 21s
	40m 32s

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