Test

🗑️ Deprecate `const` and `unique_items` in `Field` #3621

Job	Run time
test (macos-latest, 3.11, highest)	27s
test (ubuntu-latest, 3.10, lowest-direct)	25s
test (ubuntu-latest, 3.13, highest)	23s
test (windows-latest, 3.14, highest)	50s
test (ubuntu-latest, 3.14, highest)	26s
test (windows-latest, 3.12, lowest-direct)	1m 24s
test (macos-latest, 3.13, highest)	25s
test (macos-latest, 3.14, highest)	25s
coverage-combine	17s
alls-green	2s
	5m 4s

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