Add `pre-terminate` hook (#1248) #2123

Job	Run time
pages	11s
test (stable, ubuntu-latest)	1m 39s
test (stable, macos-latest)	1m 47s
test (stable, windows-latest)	4m 40s
test (oldstable, ubuntu-latest)	1m 27s
test (oldstable, macos-latest)	2m 41s
test (oldstable, windows-latest)	3m 10s
	15m 35s

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