Fix bbox_to_xyz #2520

Job	Run time
Build and test docker images	4m 56s
Lint and Unit test	3m 7s
Build aarch64-apple-darwin	17m 20s
Build debian-x86_64	5m 35s
Build x86_64-apple-darwin	6m 27s
Build x86_64-pc-windows-msvc	5m 26s
Build x86_64-unknown-linux-gnu	1m 49s
Test postgis:11-3.0-alpine sslmode=disable	3m 36s
Test postgis:14-3.3-alpine sslmode=disable	3m 46s
Test on macOS-latest	10m 2s
Test postgis:15-3.3 sslmode=require	3m 36s
Test on windows-latest	3m 8s
Test on ubuntu-latest	1m 5s
Package	49s
CI Finished	1s
	1h 10m 43s

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