test

Remove category and only support ON/OFF #460

Job	Run time
test-memory (head)	31s
steep-check (head)	14s
check-misc (head)	9s
test-windows (head)	1m 49s
test-ruby (head, master)	5m 42s
test-ruby (3.0, master)	5m 48s
ruby-versions / Generate Ruby versions	3s
test (2.5)	23s
test (2.6)	31s
test (2.7)	24s
test (3.0)	13s
test (3.1)	13s
test (3.2)	11s
test (3.3)	15s
test (head)	13s
	16m 39s

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