Test

📝 Add docs about string columns length and `AutoString` #3418

Job	Run time
test (windows-latest, 3.14, highest)	1m 10s
test (windows-latest, 3.12, lowest-direct)	1m 38s
test (ubuntu-latest, 3.13, highest)	33s
test (ubuntu-latest, 3.10, lowest-direct)	26s
test (ubuntu-latest, 3.14, highest)	30s
test (macos-latest, 3.14, highest)	33s
test (macos-latest, 3.11, highest)	44s
test (macos-latest, 3.13, highest)	35s
coverage-combine	25s
alls-green	3s
	6m 37s

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