Qtfred & FRED fix object cloning #7472

Job	Run time
Windows (Debug, MSVC, x64)	14m 47s
Linux (Debug, gcc-13)	9m 29s
Mac (Debug, clang, arm64)	5m 17s
Windows (FastDebug, MSVC, x64)	27m 8s
Windows (FastDebug, MSVC, Win32)	23m 39s
Mac (Release, clang, arm64)	9m 8s
Windows (Release, MSVC, x64)	24m 22s
Linux (Release, gcc-13)	11m 53s
Windows (Debug, MSVC, Win32)	13m 35s
Windows (Release, MSVC, Win32)	21m 2s
Linux (Debug, gcc-13, -DFSO_BUILD_WITH_OPENGL=OFF -DFSO_BUILD_WITH_VULKAN=ON)	15m 32s
Linux (Debug, clang-16)	19m 14s
Linux (Release, clang-16)	25m 59s
Mac (Debug, clang, x86_64)	6m 54s
Linux (Release, gcc-13, -DFSO_BUILD_WITH_OPENGL=OFF -DFSO_BUILD_WITH_VULKAN=OFF)	16m 49s
Mac (Release, clang, x86_64)	8m 11s
Linux (Debug, gcc-13, -DFSO_BUILD_WITH_OPENGL=OFF -DFSO_BUILD_WITH_VULKAN=OFF)	15m 11s
Linux (Debug, gcc-9)	18m 35s
Linux (Release, gcc-13, -DFSO_BUILD_WITH_OPENGL=OFF -DFSO_BUILD_WITH_VULKAN=ON)	17m 5s
Linux (Release, gcc-9)	17m 38s
	5h 21m 28s

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