Ensure TIFF subifd and OpenSlide level are respected #1582

Job	Run time
build-linuxmusl-arm64 [Node.js 18] [package]	1m 33s
build-wasm32 [package]	3m 1s
build-linuxmusl-arm64 [Node.js 20]	1m 31s
build-linux-arm [Node.js 18] [package]	7m 9s
build-linux-ppc64 [Node.js 18] [package]	7m 7s
build-linux-x64 [Node.js 20]	1m 56s
build-linux-s390x [Node.js 18] [package]	7m 48s
build-linuxmusl-x64 [Node.js 20]	1m 42s
build-linux-x64 [Node.js 22]	2m 17s
build-win32-ia32 [Node.js 20]	3m 47s
build-win32-x64 [Node.js 18] [package]	3m 59s
build-darwin-x64 [Node.js 20]	2m 39s
build-linuxmusl-x64 [Node.js 22]	1m 43s
build-win32-ia32 [Node.js 22]	3m 24s
build-linuxmusl-x64 [Node.js 18] [package]	1m 44s
build-win32-ia32 [Node.js 18] [package]	2m 59s
build-win32-x64 [Node.js 22]	3m 4s
build-darwin-x64 [Node.js 22]	1m 40s
build-win32-arm64 [Node.js 22]	5m 55s
build-linux-arm64 [Node.js 18] [package]	2m 22s
build-win32-x64 [Node.js 20]	3m 52s
build-darwin-arm64 [Node.js 22]	1m 36s
build-darwin-arm64 [Node.js 20]	1m 16s
build-win32-arm64 [Node.js 20] [package]	5m 58s
build-darwin-arm64 [Node.js 18] [package]	1m 15s
build-linux-x64 [Node.js 18] [package]	2m 2s
build-darwin-x64 [Node.js 18] [package]	2m 53s
build-linux-arm64 [Node.js 20]	2m 7s
release	36s
	1h 28m 55s

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