test

Ensure compatibility with Bison for `%locations #450

Job	Run time
check-misc (head)	12s
steep-check (head)	16s
test-memory (head)	33s
test-ruby (head, master)	5m 30s
test-windows (head)	2m 1s
test-ruby (3.0, master)	5m 35s
ruby-versions / Generate Ruby versions	3s
test (2.5)	22s
test (2.6)	22s
test (2.7)	23s
test (3.0)	12s
test (3.1)	10s
test (3.2)	11s
test (3.3)	12s
test (head)	10s
	16m 12s

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