Add AttributeInteger for writing int values #1267

Job	Run time
ubuntu-22.04 (CMake)	4s
Generate mbtiles with Github Action	13s
macos-latest (Makefile)	1m 28s
docker-build	2m 17s
Windows (CMake)	3s
ubuntu-22.04 (Makefile)	2m 7s
macos-14 (Makefile)	1m 59s
	8m 11s

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