Unpin dask/distributed for development #4330

Job	Run time
Check for upstream trigger phrase	3s
Build & Test (ubuntu-latest, python: 3.9, distributed: false)	8m 30s
Test importing with bare requirements	12m 14s
Build & Test (ubuntu-latest, python: 3.10, distributed: false)	7m 47s
Build & Test (ubuntu-latest, python: 3.11, distributed: false)	7m 47s
Build & Test (ubuntu-latest, python: 3.12, distributed: false)	7m 47s
Build & Test (windows-latest, python: 3.9, distributed: false)	18m 50s
Build & Test (windows-latest, python: 3.10, distributed: false)	21m 2s
Build & Test (windows-latest, python: 3.11, distributed: false)	15m 34s
Build & Test (windows-latest, python: 3.12, distributed: false)	16m 48s
Build & Test (macos-latest, python: 3.9, distributed: false)	26m 1s
Build & Test (macos-latest, python: 3.10, distributed: false)	12m 46s
Build & Test (macos-latest, python: 3.11, distributed: false)	22m 48s
Build & Test (macos-latest, python: 3.12, distributed: false)	13m 35s
Build & Test (ubuntu-latest, python: 3.9, distributed: true)	9m 1s
Build & Test (ubuntu-latest, python: 3.11, distributed: true)	8m 37s
	3h 29m 10s

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