Prevent duplicate 3D model files #1585

Job	Run time
stylecheck	19s
build-arch (all)	9m 35s
build-pr-review	3m 45s
build-arch (horizon.so)	4m 39s
build-debug	9m 27s
build (ubuntu:focal, g++, gcc, all)	9m 36s
build-opensuse (all)	8m 31s
build (ubuntu:focal, g++, gcc, horizon.so)	4m 49s
build-opensuse (horizon.so)	4m 34s
build (ubuntu:jammy, g++, gcc, all)	3m 45s
build (ubuntu:jammy, g++, gcc, horizon.so)	4m 22s
build (ubuntu:noble, g++, gcc, all)	9m 40s
build (ubuntu:noble, g++, gcc, horizon.so)	4m 44s
build (debian:bullseye, g++, gcc, all)	8m 17s
build (debian:bullseye, g++, gcc, horizon.so)	4m 22s
build (debian:bookworm, clang, clang, all)	8m 45s
build (debian:bookworm, clang, clang, horizon.so)	4m 18s
build (debian:bookworm, g++, gcc, all)	9m 44s
build (debian:bookworm, g++, gcc, horizon.so)	4m 39s
	1h 57m 51s

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