fix: add `DOUBLE` type #2489

Job	Run time
Build source R package	4m 58s
Coverage	5m 28s
Sanitizer	24m 1s
Check windows-latest (release)	16m 1s
Check macOS-latest (release)	9m 6s
Check ubuntu-20.04 (release)	5m 54s
Check ubuntu-20.04 (devel)	6m 19s
Check ubuntu-20.04 (oldrel-1)	6m 8s
Check ubuntu-20.04 (oldrel-2)	5m 43s
Check ubuntu-20.04 (oldrel-3)	5m 58s
Check ubuntu-20.04 (oldrel-4)	5m 22s
	1h 34m 58s

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