UBO consolidation #5158

Job	Run time
build (Linux, ubuntu-22.04, RelWithDebInfo, 5.15.2, desktop)	2m 34s
build (Linux, ubuntu-22.04, RelWithDebInfo, 6.7.0, desktop)	2m 36s
build (Linux_GCC13, ubuntu-24.04, RelWithDebInfo, 6.7.0, desktop, gcc-13)	34m 36s
build (macOS, macos-13, RelWithDebInfo, 5.15.2, desktop, 10.15, x86_64)	9m 35s
build (macOS, macos-14, RelWithDebInfo, 6.7.0, desktop, 11, x86_64;arm64)	17m 7s
build (macOS_LLVM18, macos-14, RelWithDebInfo, 6.7.0, desktop, 11, arm64, llvm)	7m 14s
build (win64_msvc2019, windows-2022, RelWithDebInfo, x64, 14.29, 5.15.2, desktop, win64_msvc2019_64)	22m 19s
build (win64_msvc2019, windows-2022, RelWithDebInfo, x64, 14.29, 6.7.0, desktop, win64_msvc2019_64)	21m 9s
	1h 57m 10s

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